- List of brachiopod genera
Taxobox
name = Brachiopoda
fossil_range =Cambrian - Recent
image_width = 250px
image_caption = "Rhynchotella inconstans " lived some 155-150million years ago (mya)
regnum =Animal ia
phylum = Brachiopoda
phylum_authority = Duméril, 1806
subdivision_ranks =Genera
subdivision =About 4000, see textThis is a list of
brachiopod genera . Genera include living andextinct ones.Extant genera are bolded.Naming conventions and terminology
Naming conventions and terminology follow the
International Code of Zoological Nomenclature . Technical terms used include:
* Junior synonym: A name which describes the same taxon as a previously published name. If two or more genera are formally designated and the type specimens are later assigned to the same genus, the first to be published (in chronological order) is the senior synonym, and all other instances are junior synonyms. Senior synonyms are generally used, except by special decision of the ICZN, but junior synonyms cannot be used again, even if deprecated. Junior synonymy is often subjective, unless the genera described were both based on the same type specimen.
*"Nomen nudum " (Latin for "naked name"): A name that has appeared in print but has not yet been formally published by the standards of the ICZN. "Nomina nuda" (the plural form) are invalid, and are therefore not italicized as a proper generic name would be. If the name is later formally published, that name is no longer a "nomen nudum" and will be italicized on this list. Often, the formally published name will differ from any "nomina nuda" that describe the same specimen.
*"Nomen oblitum " (Latin for "forgotten name"): A name that has not been used in the scientific community for more than fifty years after its original proposal.
*Preoccupied name: A name that is formally published, but which has already been used for another taxon. This second use is invalid (as are all subsequent uses) and the name must be replaced.
*"Nomen dubium " (Latin for "dubious name"): A name describing a fossil with no unique diagnostic features. As this can be an extremely subjective and controversial designation, this term is not used on this list.A
*"Aalenirhynchia "
*"Aberia "
*"Aboriginella "
*"Abrekia "
*"Absenticosta "
*"Abyssothyris "
*"Acambona "
*"Acanthalosia "
*"Acanthambonia "
*"Acanthatia "
*"Acanthocosta "
*"Acanthocrania "
*"Acanthoglypha "
*"Acanthoplecta "
*"Acanthoproductus "
*"Acanthorhynchia "
*"Acanthorthis "
*"Acanthospirifer "
*"Acanthospirina "
*"Acanthothyris "
*"Acanthothyropsis "
*"Acanthotoechia "
*"Acareorthis "
*"Acculina "
*"Achunoproductus "
*"Acidotocarena "
*"Acolosia "
*"Acosarina "
*"Acritosia "
*"Acrobrochus "
*"Acrospirifer "
*"Acrothele "
*"Acrothyra "
*"Acrothyris "
*"Acrotreta "
*"Acrotretella "
*"Actinoconchus "
*"Actinomena "
*"Acuminothyris "
*"Acutatheca "
*"Acutella "
*"Acutilineolus "
*"Acutoria "
*"Adairia "
*"Adaptatrypa "
*"Adectorhynchus "
*"Adenus "
*"Adiaphragma "
*"Adminiculoria "
*"Admixtella "
*"Admodorugosus "
*"Adnatida "
*"Adolfia "
*"Adolfispirifer "
*"Adrenia "
*"Advenina "
*"Adygella "
*"Adygelloides "
*"Adygellopsis "
*"Aegiria "
*"Aegironites "
*"Aemula "
*"Aenigmastricklandia "
*"Aenigmastrophia "
*"Aenigmathyris "
*"Aequispiriferina "
*"Aerithyris "
*"Aesopomum "
*"Aetheia "
*"Aethirhynchia "
*"Afghanospirifer "
*"Afilasma "
*"Agarhyncha "
*"Agastapleura "
*"Agelesia "
*"Agerinella "
*"Agramatia "
*"Agulhasia "
*"Agyrekia "
*"Ahtiella "
*"Aidynkulirhynchia "
*"Airtonia "
*"Ajukuzella "
*"Akatchania "
*"Akelina "
*"Akopovorhynchia "
*"Aktassia "
*"Ala"
*"Alabusherothyris "
*"Alaskospira "
*"Alatiformia "
*"Alatoproductus "
*"Alatorthotetina "
*"Aldaniopirifer "
*"Aldanotreta "
*"Aldingia "
*"Alekseevaella "
*"Alexenia "
*"Alichovia "
*"Aliconchidium "
*"Alimbella "
*"Alipunctifera "
*"Aliquantula "
*"Alisina "
*"Alispira "
*"Alispirifer "
*"Alispiriferella "
*"Alitaria "
*"Alithyris "
*"Allanella "
*"Allanetes "
*"Allorhynchoides "
*"Allorhynchus "
*"Almerarhynchia "
*"Almorhynchia "
*"Altaeorthis "
*"Altaestrophia "
*"Altaethyrella "
*"Altajella "
*"Altiplecus "
*"Altoplicatella "
*"Altunella "
*"Alvarezites "
*"Alwynia "
*"Ambardella "
*"Ambikella "
*"Ambocoelia "
*"Amboglossa "
*"Ambonorthella "
*"Ambothyris "
*"Amerista "
*"Amesopleura "
*"Ametoria "
*"Amictocracens "
*"Amissopecten "
*"Amoenirhynchia "
*"Amoenospirifer "
*"Amosina "
*"Amphiclina "
*"Amphiclinodonta "
*"Amphigenia "
*"Amphipella "
*"Amphiplecia "
*"Amphistrophia "
*"Amphistrophiella "
*"Amphitomella "
*"Amsdenella "
*"Amsdenina "
*"Amsdenostropiella "
*"Amurothyris "
*"Amydroptychus "
*"Amygdalocosta "
*"Anabaia "
*"Anabaria "
*"Anabolotreta "
*"Anadyrella "
*"Anakinetica "
*"Anaptychius "
*"Anarhynchia "
*"Anastrophia "
*"Anathyrella "
*"Anathyris "
*"Anatreta "
*"Anatrypa "
*"Anazyga "
*"Anchigonites "
*"Ancillotoechia "
*"Ancistrocrania "
*"Ancistrorhynchia "
*"Ancorellina "
*"Ancorhynchia "
*"Ancylostrophia "
*"Andalucinetes "
*"Andobolus "
*"Andreaspira "
*"Anechophragma "
*"Anelotreta "
*"Anemonaria "
*"Angarella "
*"Angiospirifer "
*"Angulotreta "
*"Angusticardinia "
*"Angustothyris "
*"Aniabrochus "
*"Anidanthus "
*"Animonithyris "
*"Anisactinella "
*"Anisopleurella "
*"Anomactinella "
*"Anomalesia "
*"Anomaloglossa "
*"Anomaloria "
*"Anomalorthis "
*"Anoplia "
*"Anopliopsis "
*"Anoplotheca "
*"Anoptambonites "
*"Ansehia "
*"Antelocoelia "
*"Anteridocus "
*"Antezeilleria "
*"Anthracospirifer "
*"Antigonambonites "
*"Antigoniarcula "
*"Antinomia"
*"Antiptychina "
*"Antiquatonia "
*"Antirhynchonella "
*"Antispirifer "
*"Antistrix "
*"Antistrixia "
*"Antizygospira "
*"Antronaria "
*"Anulatrypa "
*"Anx"
*"Aorhynchia "
*"Aparimarhynchia "
*"Apatecosia "
*"Apatobolus "
*"Apatomorpha "
*"Apatorthis "
*"Apatoskenidioides "
*"Aperispirifer "
*"Apertirhynchella "
*"Aphanomena "
*"Aphaurosia "
*"Apheathyris "
*"Aphelesia "
*"Aphelotreta "
*"Apheoorthina "
*"Apheoorthis "
*"Aphragmus "
*"Apicilirella "
*"Apletosia "
*"Apodosia "
*"Apollonorthis "
*"Apomatella "
*"Apopentamerus "
*"Aporthophyla "
*"Aporthophylina "
*"Apothyris "
*"Apousiella "
*"Apringia "
*"Apsilingula "
*"Apsocalymma "
*"Apsotreta "
*"Arabatia "
*"Arabicella "
*"Araksalosia "
*"Araneatrypa "
*"Arapsopleurum "
*"Araspirifer "
*"Aratanea "
*"Aratella "
*"Aratoechia "
*"Araxathyris "
*"Araxilevis "
*"Arbizustrophia "
*"Arcelinithyris "
*"Arceythyris "
*"Archaeorthis "
*"Archaiosteges "
*"Archeochonetes "
*"Arcosarina "
*"Arcticalosia "
*"Arctireta "
*"Arctispira "
*"Arctochonetes "
*"Arctohedra "
*"Arctomeristina "
*"Arctothyris "
*"Arcualla "
*"Arcuatothyris "
*"Arcullina "
*"Ardiviscus "
*"Ardmosteges "
*"Arduspirifer "
*"Areella "
*"Arenaciarcula "
*"Arenorthis "
*"Areostrophia "
*"Argella "
*"Argentiproductus "
*"Argorhynx "
*"Argovithyris "
*"Argyrotheca "
*"Arionthia "
*"Arktikina "
*"Aromasithyris "
*"Articalosia "
*"Artimyctella "
*"Artiotreta "
*"Artospirifer "
*"Aseptagypa "
*"Aseptalium "
*"Aseptella "
*"Aseptirhynchia "
*"Aseptonetes "
*"Asiarhynchia "
*"Asioproductus "
*"Askepasma "
*"Asperlinus "
*"Aspidothyris "
*"Aspinosella "
*"Astaristrophia "
*"Astegosia "
*"Astraborthis "
*"Astua "
*"Asturorthis "
*"Astutorhyncha "
*"Asymmetrochonetes "
*"Asymphylotoechia "
*"Asyrinx "
*"Asyrinxia "
*"Atactosia "
*"Atelelasma "
*"Atelelasmoidea "
*"Atelestegastus "
*"Atelithyris "
*"Athabaschia "
*"Athyrhynchus "
*"Athyris "
*"Athyrisina "
*"Athyrisinoides "
*"Athyrisinopsis "
*"Athyrorhynchia "
*"Atlanticocoelia "
*"Atlantida"
*"Atribonium "
*"Atrypa "
*"Atryparia "
*"Atrypella "
*"Atrypellina "
*"Atrypina "
*"Atrypinella "
*"Atrypinopsis "
*"Atrypoidea "
*"Atrypopsis "
*"Atrypunculus "
*"Atrythyris "
*"Attenuatella "
*"Auchmerella "
*"Aucklandirhynchia "
*"Aulacatrypa "
*"Aulacella "
*"Aulacorphora "
*"Aulacothyris "
*"Aulacothyroides "
*"Aulacothyropsis "
*"Aulidospira "
*"Aulie "
*"Aulites "
*"Aulonotreta "
*"Auloprotonia "
*"Aulosteges "
*"Auricolispina "
*"Austinella "
*"Australiarcula "
*"Australina "
*"Australirhynchia "
*"Australispira "
*"Australocoelia "
*"Australosia "
*"Australospirifer "
*"Australostrophia "
*"Austriellula "
*"Austrirhynchia "
*"Austrochoristites "
*"Austrohedra "
*"Austronoplia "
*"Austrospirifer "
*"Austrothyris "
*"Avisyrinx "
*"Avonia"
*"Avonothyris "
*"Axiodeaneia "
*"Azamella "
*"Azygidium "B
*"Babina"Verify source|date=February 2008 [The name is preoccupied by a section orsubgenus of "Rana" frogs named by Thompson in 1912, possibly a valid genus.]
*"Babukella "
*"Backhausina "
*"Bactrynium "
*"Badainjarania "
*"Baeorhynchia "
*"Bagnorthis "
*"Bagrasia "
*"Bailongjiangella "
*"Baissalosteges "
*"Bajanhongorella "
*"Bajanorthis "
*"Bajarinovia "
*"Bajtugania "
*"Bakonyithyris "
*"Balakhonia "
*"Balanoconcha "
*"Balatonspira "
*"Balkhasheconcha "
*"Bancroftina "
*"Bandoproductus "
*"Barbaestrophia "
*"Barbarorthis "
*"Barbarothyris "
*"Barbatulella "
*"Barkolia "
*"Barrandina "
*"Barroisella "
*"Barunkhuraya "
*"Barzellinia "
*"Bashkiria"
*"Basilicorhynchus "
*"Basiliola "
*"Bateridium "
*"Baterospirifer "
*"Bathymyonia "
*"Bathyrhyncha "
*"Baturria "
*"Bazardarella "
*"Beachia "
*"Beckmannia"
*"Becsia "
*"Beecheria "
*"Beichuanella "
*"Beichuanrhynchus "
*"Beitaia "
*"Bejrutella "
*"Bekkeromena "
*"Belbekella "
*"Beleutella "
*"Bellaclathrus "
*"Bellimurina "
*"Belothyris "
*"Bergalarai "Verify source|date=October 2007
*"Beschevella "
*"Betterbergia "
*"Biarea "
*"Bibatiola "
*"Bicarinatina "
*"Bicepsirhynchia "
*"Bicia "
*"Biconostrophia "
*"Biconvexiella "
*"Bicuspina "
*"Bidentatus "
*"Biernatella "
*"Biernatia "
*"Biernatium "
*"Bifida "
*"Bifolium"
*"Bihendulirhynchia "
*"Bihenithyris "
*"Bilaminella "
*"Billingsella "
*"Bilobia "
*"Bilotina "
*"Bimuria "
*"Biparetis "
*"Biplatyconcha "
*"Biplicatoria "
*"Birchsella "
*"Bisculcata "
*"Biseptum "
*"Bisinocoelia "
*"Bistramia "
*"Bisulcina "
*"Bitternella "
*"Bittnerella "
*"Bleshidium "
*"Blyskavomena "
*"Bobinella "
*"Bodrakella "
*"Bohemiella "
*"Bohemirhynchia "
*"Boicinetes "
*"Bojodouvillina "
*"Bojothyris "
*"Bolgarithyris "
*"Bolilaspirifer "
*"Boloria" Grunt 1973 [The name is preoccupied by "Boloria ", abutterfly genus.]
*"Bomina "
*"Boonderella "
*"Booralia "
*"Boreadocamara "
*"Boreadorthis "
*"Borealirhynchia "
*"Borealis"
*"Boreiospira "
*"Boreiothyris "
*"Bornhardtina "
*"Borua "
*"Bosquetella "
*"Bothrionia "
*"Bothrostegium "
*"Bothrothyris "
*"Boticum "
*"Botsfordia "
*"Boubeithyris "
*"Bouchardia "
*"Bouchardiella "
*"Boucotella "
*"Boucotia "
*"Boucotides "
*"Boucotinskia "
*"Boucotstrophia "
*"Bowanorthis "
*"Bozshakolia "
*"Brachymimulus "
*"Brachyprion "
*"Brachyspirifer "
*"Brachythyrina "
*"Brachythyrinella "
*"Brachythyris "
*"Brachyzyga "
*"Bracteoleptaena "
*"Bradfordirhynchia "
*"Brahimorthis "
*"Brandysia "
*"Branikia "
*"Brantonites "
*"Brasilioproductus "
*"Breileenia "
*"Brevicamera "
*"Brevilamnulella "
*"Brevipelta "
*"Breviseptum "
*"Brevispirifer "
*"Brimethyris "
*"Brochocarina "
*"Broeggeria "
*"Bronnothyris "
*"Brooksina "
*"Browneella "
*"Brunnirhyncha "
*"Bryorhynchus "
*"Bucequia "
*"Buchanathyris "
*"Buckmanithyris "
*"Bulahdelia "
*"Bullarina "
*"Bullothyris "
*"Buntoxia "
*"Burmirhynchia "
*"Burovia "
*"Burrirhynchia "
*"Busulcata "
*"Butkovia "
*"Buxtonia "
*"Buxtoniella "
*"Buxtonioides "
*"Bynguanoia "
*"Bystromena "C
*"Cacemia "
*"Cactosteges "
*"Cadomella "
*"Cadudium "
*"Caenanoplia "
*"Caenotreta "
*"Caeroplecia "
*"Calcirhynchia "
*"Caledorhynchia "
*"Callaiaspida "
*"Callicalyptella "
*"Calliglypha "
*"Calliomarginatia "
*"Callipentamerus "
*"Callipleura "
*"Calliprotonia "
*"Callispirifer "
*"Callispirina "
*"Callospiriferina "
*"Callytharrella "
*"Calpella"
*"Calvinaria "
*"Calvirhynchia "
*"Calvustrigis "
*"Calyptolepta "
*"Calyptoria "
*"Camarelasma "
*"Camarium "
*"Camarophorella "
*"Camarophorina "
*"Camarophorinella "
*"Camarospira "
*"Camarothyridina "
*"Camarotoechia "
*"Camarotoechiodes "
*"Cambrotrophia "
*"Camerella "
*"Camerisma "
*"Camerophorina "
*"Camerothyris "
*"Campages "
*"Campylorthis "
*"Canadospira "
*"Canalitatus "
*"Canavirila "
*"Cancellospirifer "
*"Cancellothyris "
*"Cancrinella "
*"Cancrinelloides "
*"Candispirifer "
*"Cantabriella "
*"Canthylotreta "
*"Capelliniella "
*"Capillarina "
*"Capillirhynchia "
*"Capillirostra "
*"Capillispirifer "
*"Capillithyris "
*"Capillomesolobus "
*"Capillonia "
*"Caplinoplia "
*"Carapezzia "
*"Caratrypa "
*"Carbocyrtina "
*"Cardiarina "
*"Cardinirhynchia "
*"Cardinocrania "
*"Cardiothyris "
*"Caricula "
*"Carinagypa "
*"Carinatina "
*"Carinatinella "
*"Carinatothyris "
*"Carinatrypa "
*"Cariniferella "
*"Carinokoninckina "
*"Carlinia "
*"Carneithyris "
*"Carolirhynchia "
*"Carpatothyris "
*"Carpinaria "
*"Carringtonia "
*"Carteridina "
*"Cartorhium "
*"Caryogyps "
*"Caryona "
*"Caryorhynchus "
*"Casquella "
*"Cassianospira "
*"Cassidirostrum "
*"Castellaroina "
*"Catacephalus "
*"Catazyga "
*"Cathaysia "
*"Caucasella "
*"Caucasiproductus "
*"Caucasoproductus "
*"Caucasorhynchia "
*"Caucasothyris "
*"Cavatisinurostrum "
*"Cedulia "
*"Celdobolus "
*"Celebetes "
*"Celidocrania "
*"Celsifornix "
*"Celtanoplia "
*"Cenorhynchia "
*"Centronella "
*"Centronelloidea "
*"Centrorhynchus "
*"Ceocypea "
*"Ceramisia "
*"Cerasina "
*"Ceratreta "
*"Cerberatrypa "
*"Cererithyris "
*"Chaeniorhynchus "
*"Chaganella "
*"Chalimochonetes "
*"Changshaispirifer "
*"Changtangella "
*"Changyangrhynchus "
*"Chaoiella "
*"Chaoina "
*"Chapadella "
*"Chapinella "
*"Charionella "
*"Charionoides "
*"Charltonithyris "
*"Chascothyris "
*"Chathamithyris "
*"Chattertonia "
*"Chatwinothyris "
*"Chaulistomella "
*"Cheirothyris "
*"Cheirothyropsis "
*"Chelononia "
*"Cheniothyris "
*"Chenxianoproductus "
*"Cherkesovaena "
*"Cherubicornea "
*"Chianella "
*"Chile"
*"Chilianshania "
*"Chilidiopsis "
*"Chilidorthis "
*"Chimaerothyris "
*"Chivatschella "
*"Chlupacina "
*"Chlupacitoechia "
*"Chnaurocoelia "
*"Choanodus "
*"Chondronia "
*"Chonetella "
*"Chonetes "
*"Chonetina "
*"Chonetinella "
*"Chonetinetes "
*"Chonetipustula "
*"Chonetoidea "
*"Chonopectella "
*"Chonopectoides "
*"Chonopectus "
*"Chonosteges "
*"Chonostegoidella "
*"Chonostegoides "
*"Chonostrophia "
*"Chonostrophiella "
*"Choperella "
*"Choristitella "
*"Choristites "
*"Choristothyris "
*"Christianella "
*"Christiania"
*"Chrustenopora "
*"Chynistrophia "
*"Cillinella "
*"Cimicinella "
*"Cimicinoides "
*"Cincta "
*"Cinctifera "
*"Cinctopsis "
*"Cinerorthis "
*"Cingolospiriferina"
*"Cingulella "
*"Cingulodermis "
*"Cirpa "
*"Cistellarcula "
*"Claratrypa "
*"Clarkeia "
*"Clarkella "
*"Clathrithyris "
*"Clavigera "
*"Clavodalejina "
*"Cleiothyridina "
*"Cliftonia "
*"Clinambon "
*"Clintonella "
*"Clistotrema "
*"Clitambonites "
*"Clivospirifer "
*"Clorinda"
*"Clorindella "
*"Clorindina "
*"Clorindinella "
*"Cloudella "
*"Cloudothyris "
*"Coelospira "
*"Coelospirella "
*"Coelospirina "
*"Coeloterorhynchus "
*"Coenothyris "
*"Colaptomena "
*"Coledium "
*"Colinella "
*"Collarothyris "
*"Collemataria "
*"Colletostracia "
*"Collinithyris "
*"Collumatus "
*"Colongina "
*"Colophragma "
*"Colosia "
*"Colpotoria "
*"Columellithyris "
*"Comatopoma "
*"Comelicania "
*"Comiotoechia "
*"Companteris "
*"Composita "
*"Compositella "
*"Compressoproductus "
*"Comuquia "
*"Conarosia "
*"Conarothyris "
*"Conchidium "
*"Concinnispirifer "
*"Concinnithyris "
*"Conispirifer "
*"Connectoproductus "
*"Conodiscus "
*"Conomimus "
*"Conotreta "
*"Contradouvillinia "
*"Convexothyris "
*"Coolinia "
*"Cooperina "
*"Cooperispira "
*"Cooperithyris "
*"Cooperrhynchia "
*"Coptothyris "
*"Corbicularia "
*"Cordatomyonia "
*"Corineorthis "
*"Coriothyris "
*"Cornwallia "
*"Coronalosia "
*"Corrugatimediorostrum "
*"Cortezorthis "
*"Corvinopugnax "
*"Corylispirifer "
*"Coscinarina "
*"Coscinophora "
*"Costachonetes "
*"Costacranaena "
*"Costalosiella "
*"Costanoplia "
*"Costatispirifer "
*"Costatrypa "
*"Costatumulus "
*"Costellarina "
*"Costellirostra "
*"Costellispirifer "
*"Costicrura "
*"Costiferina "
*"Costinorella "
*"Costirhynchia "
*"Costisorthis "
*"Costispinifera "
*"Costispirifer "
*"Costispiriferina "
*"Costisteges "
*"Costistricklandia "
*"Costistrophomena "
*"Costistrophonella "
*"Costitrimerella "
*"Costoconcha "
*"Craigella "
*"Cranaena "
*"Crania "
*"Craniops "
*"Craniotreta "
*"Craniscus "
*"Craspedalosia "
*"Craspedelia "
*"Craspedona "
*"Crassatrypa "
*"Crassipunctatrypa "
*"Crassumbo "
*"Cratispirifer "
*"Cratorhynchonella "
*"Cratospirifer "
*"Cremnorthis "
*"Crenispirifer "
*"Cretirhynchia "
*"Cricosia "
*"Crinisaria "
*"Crinisarina "
*"Crinistrophia "
*"Cristicoma "
*"Cristiferina "
*"Cromatrypa "
*"Crossacanthia "
*"Crossalosia "
*"Crossiskenidium "
*"Crozonorthis "
*"Cruralina "
*"Cruratula "
*"Cruricella "
*"Crurirhynchia "
*"Crurispina "
*"Crurithyris "
*"Cryptacanthia "
*"Cryptatrypa "
*"Cryptonella "
*"Cryptopora "
*"Cryptoporella "
*"Cryptorhynchia "
*"Cryptospirifer "
*"Cryptothyris "
*"Cryptotreta "
*"Ctenalosia "
*"Ctenochonetes "
*"Ctenokoninckina "
*"Cubacula "
*"Cubanirhynchia "
*"Cubanothyris "
*"Cudmorella "
*"Cuersithyris "
*"Cumberlandina "
*"Cuneirhynchia "
*"Cuparius "
*"Cupularostrum "
*"Curticia "
*"Curtirhynchia "
*"Cycladigera "
*"Cyclantharia "
*"Cyclocoelia "
*"Cyclomyonia "
*"Cyclorhynchia "
*"Cyclospira "
*"Cyclothyris "
*"Cymatorhynchia "
*"Cymbidium"
*"Cymbistropheodonta "
*"Cymbithyris "
*"Cymbricia "
*"Cymidia "
*"Cymoproductus "
*"Cymostrophia "
*"Cyndalia "
*"Cyphomena "
*"Cyphomenoidea "
*"Cyphotalosia "
*"Cyphoterorhynchus "
*"Cyranoia "
*"Cyrbasiotreta "
*"Cyrolexis "
*"Cyrtalosia "
*"Cyrtella "
*"Cyrtia "
*"Cyrtina "
*"Cyrtinaella "
*"Cyrtinoides "
*"Cyrtinopsis "
*"Cyrtiopsis "
*"Cyrtiorina "
*"Cyrtoniscus "
*"Cyrtonotella "
*"Cyrtonotreta "
*"Cyrtospirifer "
*"Cyrtothyris "
*"Cystothyris "D
*"Dabashanospira "
*"Dactylogonia "
*"Dactylotreta "
*"Daghanirhynchia "
*"Dagnachonetes "
*"Dagysorhynchia "
*"Dagyspirifer "
*"Dalaia "
*"Dalejina "
*"Dalejodiscus "
*"Dalerhynchus "
*"Dalinuria "
*"Dalligas "
*"Dallina "
*"Dallinella "
*"Dallithyris "
*"Dalmanella "
*"Dalmanellopsis "
*"Danella "
*"Danzania "
*"Darvasia "
*"Dasyalosia "
*"Dasysaria "
*"Datangia "
*"Davidsonella "
*"Davidsonia"
*"Davidsoniatrypa "
*"Davidsonina "
*"Daviesiella "
*"Davinirhynchia "
*"Davoustia "
*"Dawsonelloides "
*"Dayia "
*"Dearbornia "
*"Decoropugnax "
*"Decurtella "
*"Dedzetina "
*"Delepinea "
*"Deltachania "
*"Deltarhynchia "
*"Deltarina "
*"Delthyris "
*"Deltospirifer "
*"Demonedys "
*"Dengalosia "
*"Densalvus "
*"Densepustula "
*"Denticuliphoria "
*"Dentospiriferina "
*"Derbyella "
*"Derbyia "
*"Derbyina "
*"Derbyoides "
*"Dereta "
*"Desatrypa "
*"Desistrophia "
*"Desmoinesia "
*"Desmorthis "
*"Desquamatia "
*"Devonalosia "
*"Devonamphistrophia "
*"Devonaria "
*"Devonochonetes "
*"Devonoproductus "
*"Diabolirhynchia "
*"Diambonia "
*"Diambonioidea "
*"Diandongia "
*"Diaphelasma "
*"Diaphragmus "
*"Diazoma "
*"Dicamara "
*"Dicamaropsis "
*"Dicellomus "
*"Diceromyonia "
*"Dichacaenia "
*"Dichospirifer "
*"Dichozygopleura "
*"Dicoelosia "
*"Dicoelospirifer "
*"Dicoelostrophia "
*"Dicondylotreta "
*"Dictyobolus "
*"Dictyoclostoidea "
*"Dictyoclostus "
*"Dictyonella "
*"Dictyonina "
*"Dictyonites "
*"Dictyostrophia "
*"Dictyothyris "
*"Dictyothyropsis "
*"Dicystoconcha "
*"Didymelasma "
*"Didymoparcium "
*"Didymothyris "
*"Diedrothyris "
*"Dielasma "
*"Dielasmella "
*"Dielasmina "
*"Dienope "
*"Dierisma "
*"Diestothyris "
*"Dignomia "
*"Digonella "
*"Dihelictera "
*"Diholkorhynchia "
*"Dilophosina "
*"Dimegelasma "
*"Dimensionaequalirostrum "
*"Dimerella "
*"Dinarella "
*"Dinarispira "
*"Dinobolus "
*"Dinorthis "
*"Diochthofera "
*"Dioristella "
*"Diorthelasma "
*"Diparelasma "
*"Diplanus "
*"Diplonorthis "
*"Diplospirella "
*"Dipunctella "
*"Diraphora "
*"Dirinus "
*"Discinisca "
*"Discinopsis "
*"Discomyorthis "
*"Discotreta "
*"Discradisca "
*"Disculina "
*"Disphenia "
*"Dispiriferina "
*"Dissoria "
*"Disulcatella "
*"Ditreta "
*"Divaricosta "
*"Dixonella "
*"Dmitria "
*"Dmitrispirifer "
*"Dnestrina "
*"Doescherella "
*"Dogdathyris "
*"Dogdoa "
*"Doleroides "
*"Doleorthis "
*"Dolichobrochus "
*"Dolichomocelypha "
*"Dolichosina "
*"Dolichozygus "
*"Doloresella "
*"Domokhotia "
*"Donalosia "
*"Donella "
*"Dongbaella "
*"Dongbeiispirifer "
*"Donispirifer "
*"Dorashamia "
*"Dorsirugatia "
*"Dorsisinus "
*"Dorsoplicathyris "
*"Dorsoscyphus "
*"Dorytreta "
*"Douvillina "
*"Douvillinaria "
*"Douvillinella "
*"Douvillinoides "
*"Douvinella "
*"Dowhatania "
*"Drabodiscina "
*"Draborthis "
*"Drabovia "
*"Drabovinella "
*"Dracius "
*"Drahanorhynchus "
*"Drahanostrophia "
*"Drepanorhyncha "
*"Droharhynchia "
*"Druganirhynchia "
*"Drummackina "
*"Duartea "
*"Dubaria "
*"Dubioleptina "
*"Dulankarella "
*"Dundrythyris "
*"Duryeella "
*"Dushanirhynchia "
*"Dyoros "
*"Dyschrestia "
*"Dyscolia "
*"Dyscritothyris "
*"Dysoristus "
*"Dysprosorthis "
*"Dyticospirifer "
*"Dzhangirhynchia "
*"Dzhebaglina "
*"Dzieduszyckia "
*"Dzirulina "E
*"Eatonia"
*"Eatonioides "
*"Eccentricosta "
*"Echinalosia "
*"Echinaria "
*"Echinariella "
*"Echinauris "
*"Echinirhynchia "
*"Echinocoelia "
*"Echinocoeliopsis "
*"Echinoconchella "
*"Echinoconchus "
*"Echinospirifer "
*"Echinosteges "
*"Echyrosia "
*"Ectenoglossa "
*"Ectochoristites "
*"Ectoposia "
*"Ectorensselandia "
*"Ectorhipidium "
*"Ectyphoria "
*"Edreja "
*"Edriosteges "
*"Ehlersella "
*"Eichwaldia "
*"Eifelatrypa "
*"Eifyris "
*"Eilotreta "
*"Ejnespirifer "
*"Elasmata "
*"Elasmothyris "
*"Elderra "
*"Elegesta "
*"Elenchus"
*"Eleutherocrania "
*"Eleutherokomma "
*"Eliorhynchus "
*"Elita "
*"Eliva "
*"Elivella "
*"Elivina "
*"Elkania "
*"Elkanisca "
*"Ella"
*"Ellassonia "
*"Elliottella "
*"Elliottina "
*"Elliptoglossa "
*"Elliptostrophia "
*"Elmaria "
*"Elymospirifer "
*"Elythina "
*"Emanuella "
*"Embolosia "
*"Emeithyris "
*"Enallosia "
*"Enallothecidea "
*"Enantiosphen "
*"Enantiosphenella "
*"Enchodrospirifer "
*"Endospirifer "
*"Endothyris "
*"Endrea "
*"Engenella "
*"Enigmalosia "
*"Ense"
*"Entacanthadus "
*"Enteletella "
*"Enteletes "
*"Enteletina "
*"Eoamphistrophia "
*"Eoanastrophia "
*"Eoantiptychia "
*"Eobiernatella "
*"Eobrachythyrina "
*"Eobrachythyris "
*"Eochonetes "
*"Eochoristitella "
*"Eochoristites "
*"Eocoelia "
*"Eoconcha "
*"Eoconchidium "
*"Eoconulus "
*"Eocramatia "
*"Eodallina "
*"Eodalmanella "
*"Eodevonaria "
*"Eodinobolus "
*"Eodiorthelasma "
*"Eodmitria "
*"Eoglossinotoechia "
*"Eogryphus "
*"Eohemithiris "
*"Eohowellella "
*"Eokarpinskia "
*"Eokirkidium "
*"Eolaballa "
*"Eolacazella "
*"Eolissochonetes "
*"Eolyttonia "
*"Eomaoristrophia "
*"Eomarginifera "
*"Eomartiniopsis "
*"Eomegastrophia "
*"Eonalivkinia "
*"Eoorthis "
*"Eoparaphorhynchus "
*"Eopholidostrophia "
*"Eoplectodonta "
*"Eoplicanoplia "
*"Eoplicoplasia "
*"Eoproductella "
*"Eopugnax "
*"Eoreticularia "
*"Eorhipidomella "
*"Eoscaphelasma "
*"Eoschizophoria "
*"Eoschuchertella "
*"Eoseptaliphoria "
*"Eosericoidea "
*"Eosiphonotreta "
*"Eosophragmophora "
*"Eosotrematorthis "
*"Eospinatrypa "
*"Eospirifer "
*"Eospiriferina "
*"Eospirigerina "
*"Eostrophalosia "
*"Eostropheodonta "
*"Eostrophomena "
*"Eostrophonella "
*"Eosyringothyris "
*"Eothecidellina "
*"Eothele "
*"Eousella "
*"Epelidoaegiria "
*"Ephippelasma "
*"Epicelia "
*"Epicyrta "
*"Epithyris "
*"Epithyroides "
*"Epitomyonia "
*"Equirostra "
*"Erectocephalus "
*"Eremithyris "
*"Eremotoechia "
*"Eremotrema "
*"Ericiatia "
*"Eridmatus "
*"Eridorthis "
*"Erinostrophia "
*"Eripnifera "
*"Erismatina "
*"Eristenosia "
*"Ernogia "
*"Errhynx "
*"Erymnaria "
*"Esilia "
*"Espella "
*"Estlandia "
*"Estonirhynchia "
*"Etheridgina "
*"Etymothyris "
*"Eucalathis "
*"Eucharitina "
*"Eudesella "
*"Eudesia "
*"Eudesites "
*"Eudoxina "
*"Euidothyris "
*"Eumetabolotoechia "
*"Eumetria "
*"Euorthisina "
*"Euractinella "
*"Eurekaspirifer "
*"Euroatrypa "
*"Eurorthisina "
*"Eurycolporhynchus "
*"Eurypthyris "
*"Eurysina "
*"Eurysites "
*"Eurysoria "
*"Euryspirifer "
*"Eurythyris "
*"Eurytreta "
*"Euxinella "
*"Evagyrotheca "
*"Evanescirostrum "
*"Evanidisinurostrum "
*"Evenkina "
*"Evenkinorthis "
*"Evenkorhynchia "
*"Exatrypa "
*"Excavatorhynchia "
*"Exceptothyris "
*"Expellobolus "
*"Experilingula "F
*"Faksethyris "
*"Falafer "
*"Falciferula "
*"Fallaxispirifer "
*"Fallaxoproductus "
*"Falsatrypa "
*"Famatinorthis "
*"Fanichonetes "
*"Fardenia "
*"Fascicoma "
*"Fascicosta "
*"Fascicostella "
*"Fasciculina "
*"Fascifera "
*"Fascistropheodonta "
*"Fascizetina "
*"Fehamya "
*"Felinotoechia "
*"Fenestrirostra "
*"Fengzuella "
*"Fenxiangella "
*"Ferganella "
*"Ferganoproductus "
*"Fernglenia "
*"Ferrax "
*"Ferrobolus "
*"Ferrythyris "
*"Fezzanoglossa "
*"Ffynnonia "
*"Fibulistrophia "
*"Fidespirifer "
*"Filiatrypa "
*"Filiconcha "
*"Filigreenia "
*"Fimbriaria "
*"Fimbrinia "
*"Fimbriothyris "
*"Fimbrispirifer "
*"Finkelnburgia "
*"Finospirifer "
*"Fissirhynchia "
*"Fistulogonites "
*"Fitzroyella "
*"Flabellirhynchia "
*"Flabellitesia "
*"Flabellocyrtia "
*"Flabellothyris "
*"Flabellulirostrum "
*"Flectcherithyris "
*"Fletcherina "
*"Fletcherithyroides "
*"Flexaria "
*"Flexathyris "
*"Floweria "
*"Fluctuaria "
*"Foliomena "
*"Fordinia "
*"Forma "
*"Formosarhynchia "
*"Fortunella"
*"Fossatrypa "
*"Foveola "
*"Frankiella "
*"Frechella "
*"Fredericksia "
*"Frenula"
*"Fulcriphoria "
*"Furcirhynchia "
*"Furcitella "
*"Fusella "
*"Fusichonetes "
*"Fusiproductus "
*"Fusirhynchia "
*"Fusispirifer "G
*"Gacella "
*"Gacina "
*"Galataestrophia "
*"Galeatathyris "
*"Galeatella "
*"Galeatellina "
*"Galeoatagypa "
*"Galliennithyris "
*"Gamonetes "
*"Gamphalosia "
*"Gasconsia "
*"Gashaomiaoia "
*"Gastrodetoechia "
*"Gefonia "
*"Gegenella "
*"Gelidorthidina "
*"Gelidorthis "
*"Gemerithyris "
*"Gemmarcula "
*"Gemmellaroia "
*"Gemmellaroialla "
*"Gemmulicosta "
*"Geniculifera "
*"Geniculigypa "
*"Geniculina "
*"Geniculomclearnites "
*"Georgethyris "
*"Geranocephalus "
*"Gerassimovia "
*"Gerkispira "
*"Gerolsteinites "
*"Gerothyris "
*"Gerrhynx "
*"Geyerella "
*"Gibberostrophia "
*"Gibbirhynchia "
*"Gibbithyris "
*"Gibbochonetes "
*"Gibbospirifer "
*"Gigantoproductus "
*"Gigantorhynchus "
*"Gigantothyris "
*"Gilledia "
*"Giraldiella "
*"Girlasia "
*"Girtyella "
*"Gisilina "
*"Gissarina "
*"Gjelispinifera "
*"Glabrichonetina "
*"Gladiostrophia "
*"Glaphyorthis "
*"Glassia "
*"Glassina "
*"Glazewskia "
*"Glendonia "
*"Globatrypa "
*"Globiella "
*"Globirhynchia "
*"Globispirifer "
*"Globithyris "
*"Globosobucina "
*"Globosochonetes "
*"Globosoproductus "
*"Globulirhynchia "
*"Glossella "
*"Glosseudesia "
*"Glosshypothyridina "
*"Glossinotoechia "
*"Glossinulina "
*"Glossinulirhynchia "
*"Glossinulus "
*"Glossoleptaena "
*"Glossorthis "
*"Glossothyropsis "
*"Glottidia "
*"Glyphisaria "
*"Glyptacrothrele "
*"Glyptambonites "
*"Glypterina "
*"Glyptias "
*"Glyptoglossella "
*"Glyptogypa "
*"Glyptomena "
*"Glyptorhynchia "
*"Glyptoria "
*"Glyptorthis "
*"Glyptosteges "
*"Glyptotrophia "
*"Glytospirifer "
*"Gmelinmagas "
*"Gnathorhynchia "
*"Goleomixa "
*"Goliathyris "
*"Gonambonites "
*"Gonathyris "
*"Gondolina "
*"Goniarina "
*"Goniophoria "
*"Goniorhynchia "
*"Goniothyris "
*"Goniothyropsis "
*"Goniotrema "
*"Goniurhynchia "
*"Gorgostrophia "
*"Gorjanskya "
*"Gorystrophia "
*"Gotatrypa "
*"Goungjunspirifer "
*"Gracianella "
*"Gracilotoechia "
*"Grammoplecia "
*"Grammorhynchus "
*"Grandaurispina "
*"Grandiproductella "
*"Grandirhynchia "
*"Grantonia "
*"Granulirhynchia "
*"Grasirhynchia "
*"Grayina "
*"Greenfieldia "
*"Grorudia "
*"Gruenewaldtia "
*"Grumantia "
*"Gruntallina "
*"Gryphus "
*"Guangdangina "
*"Guangjiayanella "
*"Guangshunia "
*"Guangxiispirifer "
*"Guaxa "
*"Gubleria "
*"Guicyrtia "
*"Guilinospirifer "
*"Guistrophia "
*"Guizhovella "
*"Gunnarella "
*"Gunningblandella "
*"Gusarella "
*"Guttasella "
*"Gwynia "
*"Gwyniella "
*"Gypidula "
*"Gypidulella "
*"Gypidulina "
*"Gypiduloides "
*"Gypospirifer "
*"Gyroselenella "
*"Gyrosina "
*"Gyrosoria "
*"Gyrothyris "H
*"Habrobrochus "
*"Hadrorhynchia "
*"Hadrosia "
*"Hadrotorhynchus "
*"Hadrotreta "
*"Hadyrhyncha "
*"Hagabirhynchia "
*"Hallina "
*"Hallinetes "
*"Halorella "
*"Halorellina "
*"Halorelloidea "
*"Hamburgia "
*"Hamlingella "
*"Hamptonina "
*"Hanaeproductus "
*"Hansotreta "
*"Hanusatrypa "
*"Haplospirifer "
*"Harknessella "
*"Harmatosia "
*"Harpidium "
*"Harttella "
*"Haupiria "
*"Havlicekella "
*"Havlicekia "
*"Haydenella "
*"Haydenoides "
*"Hebertella "
*"Hebetoechia "
*"Hedeina "
*"Hedeinopsis "
*"Hedstroemina "
*"Heimia"
*"Helaspis "
*"Helenathyris "
*"Heleniproductus "
*"Heligothyris "
*"Helmersenia "
*"Helvetella "
*"Hemichonetes "
*"Hemileurus "
*"Hemiplethorhynchus "
*"Hemipronites "
*"Hemiptychina "
*"Hemistringocephalus "
*"Hemithiris "
*"Hemithyropsis "
*"Hemitoechia "
*"Heosomocelypha "
*"Herangirhynchia "
*"Hercosestria "
*"Hercosia "
*"Hercostrophia "
*"Hercothyris "
*"Hergetatrypa "
*"Hesperinia "
*"Hesperithyris "
*"Hesperomena "
*"Hesperonomia "
*"Hesperonomiella "
*"Hesperorhynchia "
*"Hesperorthis "
*"Hesperosia "
*"Hesperotrophia "
*"Hessenhausia "
*"Heteralosia "
*"Heteraria "
*"Heterelasma "
*"Heterobrochus "
*"Heteromychus "
*"Heterorthella "
*"Heterorthina "
*"Heterorthis "
*"Hibernodonta "
*"Himalairhynchia "
*"Himathyris "
*"Hindella "
*"Hinganella "
*"Hingganoleptaena "
*"Hipparionix "
*"Hircinisca "
*"Hirnantia "
*"Hirsutella "
*"Hiscobeccus "
*"Hisingerella "
*"Hispanirhynchia "
*"Hispidaria "
*"Histosyrinx "
*"Holcorhynchella "
*"Holcorhynchia "
*"Holcospirifer "
*"Holcothyris "
*"Hollardiella "
*"Hollardina "
*"Holorhynchus "
*"Holosia "
*"Holotricharina "
*"Holtedahlina "
*"Holynatrypa "
*"Holynetes "
*"Homaliarhynchia "
*"Homeocardiorhynchus "
*"Homeorhynchia "
*"Homevalaria "
*"Homoeospira "
*"Homoeospirella "
*"Homotreta "
*"Hontorialosia "
*"Horderleyella "
*"Horridonia "
*"Hoskingia "
*"Hostimex "
*"Howellella "
*"Howellites "
*"Howelloidea "
*"Howittia"
*"Howseia "
*"Huatangia "
*"Hubeiproductus "
*"Huenella "
*"Huenellina "
*"Hulterstadia "
*"Humaella "
*"Hunanochonetes "
*"Hunanoproductus "
*"Hungarispira "
*"Hungaritheca "
*"Hustedia "
*"Hustedtiella "
*"Hyattidina "
*"Hyborhynchella "
*"Hybostenoscisma "
*"Hybostenoscisma "
*"Hynniphoria "
*"Hyperobolus "
*"Hypoleiorhynchus "
*"Hypolinoproductus "
*"Hyponeatrypa "
*"Hypopsia "
*"Hypothyridina "
*"Hypselonetes "
*"Hypseloterorhynchus "
*"Hypsiptycha "
*"Hypsomyonia "
*"Hysterohowellella "
*"Hysterolites "
*"Hystriculina "I
*"Iberirhynchia "
*"Iberithyris "
*"Idioglyptus "
*"Idiorthis "
*"Idiospira "
*"Idiostrophia "
*"Iheringithyris "
*"Ikella "
*"Iliella "
*"Ilmarinia "
*"Ilmenia "
*"Ilmeniopsis "
*"Ilmenispina "
*"Ilmospirifer "
*"Ilyinella "
*"Imacanthyris "
*"Imbrexia "
*"Imbricatia "
*"Imbricatospira "
*"Imdentistella "
*"Impiacus "
*"Implexina "
*"Inaequalis "
*"Incisius "
*"Incorthis "
*"Independatrypa "
*"Indigia "
*"Indorhynchia "
*"Indospirifer "
*"Inflatia "
*"Infurca "
*"Ingria"
*"Iniathyris "
*"Iniproductus "
*"Innaechia "
*"Innuitella "
*"Inopinatarcula "
*"Insignitisinurostrum "
*"Institella "
*"Institifera "
*"Institina "
*"Inversella "
*"Inversithyris "
*"Invertina "
*"Invertrypa "
*"Iotina "
*"Iowarhynchus "
*"Iowatrypa "
*"Ipherron "
*"Irboskites "
*"Irenothyris "
*"Irgislella "
*"Irhirea "
*"Iridostrophia "
*"Iru"
*"Ishimia "
*"Isjuminelina "
*"Isjuminella "
*"Ismenia "
*"Isochonetes "
*"Isocrania "
*"Isogramma "
*"Isophragma "
*"Isopoma "
*"Isorthis "
*"Isospinatrypa "
*"Isovella "
*"Israelaria "
*"Issedonia "
*"Isumithyris "
*"Ivanothyris "
*"Ivanoviella "
*"Ivdelinella "
*"Ivdelinia "
*"Ivshinella "
*"Iwaispirifer "J
*"Jaanussonites "
*"Jaisalmeria "
*"Jakutella "
*"Jakutochonetes "
*"Jakutoproductus "
*"Jakutostrophia "
*"Jamesella "
*"Janiceps "
*"Janiomya "
*"Janius "
*"Japanithyris "
*"Jarovathyris "
*"Jercia "
*"Jevinellina "
*"Jezercia "
*"Jiangdaspirifer "
*"Jielingia "
*"Jiguliconcha "
*"Jilinia "
*"Jilinmartinia "
*"Jilinospirifer "
*"Jipuproductus "
*"Jisuina "
*"Jivinella "
*"Jkella "Verify source|date=October 2007
*"Johnsonathyris "
*"Johnsonetes "
*"Johnsoniatrypa "
*"Jolonica "
*"Jolvia "
*"Jonesea "
*"Joviatrypa "
*"Juralina "
*"Juresania "
*"Juvavella "
*"Juvavellina "K
*"Kabanoviella "
*"Kachathyris "
*"Kadraliproductus "
*"Kajnaria "
*"Kalitvella "
*"Kalitvella "
*"Kallirhynchia "
*"Kamoica "
*"Kampella "
*"Kaninospirifer "
*"Kansuella "
*"Kaplex "
*"Kaplicona "
*"Karadagella "
*"Karadagithyris "
*"Karakulina "
*"Karathele "
*"Karavankina "
*"Karbous "
*"Karlicium "
*"Karnotreta "
*"Karpatiella "
*"Karpinskia "
*"Kasakhstania "
*"Kasetia "
*"Kassinella "
*"Katastrophomena "
*"Katunia "
*"Kavesia "
*"Kawhiarhynchia "
*"Kayserella "
*"Kayseria "
*"Kedrpvpthyris "
*"Kelamelia "
*"Kelusia "
*"Kendzhilgithyris "
*"Kentronetes "
*"Keokukia "
*"Keratothyris "
*"Kericserella "
*"Kerpina "
*"Keyserlingia "
*"Keyserlingina "
*"Khangaestrophia "
*"Khasaghia "
*"Khasagtina "
*"Khinganospirifer "
*"Khodalevichia "
*"Kholbotchonia "
*"Kiaeromena "
*"Kiangsiella "
*"Kikaithyris "
*"Kimatothyris "
*"Kindleina "
*"Kinelina "
*"Kingena "
*"Kingenella "
*"Kinghiria "
*"Kinnella "
*"Kintathyris "
*"Kirkidium "
*"Kirkina "
*"Kisilia "
*"Kitakamithyris "
*"Kjaerina "
*"Kjerulfina "
*"Kleithriatreta "
*"Klipsteinella "
*"Klipsteinelloidea "
*"Klukatrypa "
*"Kochiproductus "
*"Koeveskallina "
*"Koigia "
*"Kokomerena "
*"Kolihium "
*"Kolymithyris "
*"Komiella "
*"Komispirifer "
*"Komukia "
*"Koninckella "
*"Koninckina "
*"Koninckodonta "
*"Konstantia"
*"Korjakirhynchia "
*"Kosirium "
*"Kosoidea "
*"Kotlaia "
*"Kotujella "
*"Kotujotreta "
*"Kotylotreta "
*"Kotysex "
*"Kozhuchinella "
*"Kozlenia "
*"Kozlowskia "
*"Kozlowskiellina "
*"Kozlowskites "
*"Kransia "
*"Krattorthis "
*"Kraussina "
*"Krejcigrafella "
*"Krimargyrotheca "
*"Kritorhynchia "
*"Krizistrophia "
*"Krotovia "
*"Kueichowella "
*"Kullervo"
*"Kulumbella "
*"Kumbella "
*"Kundatella "
*"Kungaella "
*"Kunlunia "
*"Kurakithyris "
*"Kurtomarginifera "
*"Kurzgunia "
*"Kutchirhynchia "
*"Kutchithyris "
*"Kutorgina "
*"Kutorginella "
*"Kuvelousia "
*"Kvesanirhynchia "
*"Kwangsia "
*"Kwangsirhynchus "
*"Kymatothyris "
*"Kyrshabaktella "
*"Kyrtatrypa "L
*"Labaia "
*"Laballa "
*"Labriproductus "
*"Lacazella "
*"Lachrymula "
*"Lacunaerhynchia "
*"Lacunarites "
*"Lacunites "
*"Lacunosella "
*"Ladjia "
*"Ladogia "
*"Ladogiella "
*"Ladogifornix "
*"Ladogilina "
*"Ladogilinella "
*"Ladogiodes "
*"Laevicyphomena "
*"Laevigaterhynchia "
*"Laevirhynchia "
*"Laevispirifer "
*"Laevithyris "
*"Laevorhynchia "
*"Laima"
*"Laioporella "
*"Lamanskya "
*"Lambdarina "
*"Lamcispinifera "
*"Lamellaerhynchia "
*"Lamelliconchidium "
*"Lamellokoninckina "
*"Lamellosathyris "
*"Lamellosia "
*"Laminatia "
*"Lamnaespina "
*"Lamnimargus "
*"Lampangella "
*"Lanceomyonia "
*"Lanchangjiangia "
*"Langella "
*"Langkawai "Verify source|date=October 2007
*"Langshanthyris "
*"Lanipustula "
*"Laosia "
*"Lapasnia "
*"Lapradella "
*"Laqueus "
*"Larispirifer "
*"Larium "
*"Lateralatirostrum "
*"Laterispina "
*"Lathamella "
*"Laticrura "
*"Latiflexa "
*"Latiplecus "
*"Latiproductus "
*"Latirhynchia "
*"Latispirifer "
*"Latonotoechia "
*"Lazella "
*"Lazithyris "
*"Lazutkinia "
*"Leangella "
*"Lebediorthis "
*"Leiochonetes "
*"Leiolepismatina "
*"Leioproductus "
*"Leiorhynchoidea "
*"Leiorhynchoides "
*"Leiorhynchus "
*"Leioria "
*"Leioseptathyris "
*"Leiothyridina "
*"Lenatoechia "
*"Lenothyris "
*"Lenzia "
*"Leontiella "
*"Lepidocrania "
*"Lepidocycloides "
*"Lepidocyclus "
*"Lepidoleptaena "
*"Lepidomena "
*"Lepidorhynchia "
*"Lepidorthis "
*"Lepidospirifer "
*"Lepismatina "
*"Leptaena "
*"Leptaenisca "
*"Leptaenoidia "
*"Leptaenomenclax "
*"Leptaenopoma "
*"Leptaenopyxis "
*"Leptagonia "
*"Leptalosia "
*"Leptathyris "
*"Leptella "
*"Leptellina "
*"Leptelloidea "
*"Leptembolon "
*"Leptestia "
*"Leptestiina "
*"Leptobolus "
*"Leptocaryorhyncus "
*"Leptochonetes "
*"Leptocoelia "
*"Leptocoelina "
*"Leptodonta "
*"Leptodontella "
*"Leptodus "
*"Leptoskelidion "
*"Leptospira"
*"Leptostrophia "
*"Leptostrophiella "
*"Leptothyrellopsis "
*"Lercarella "
*"Lethamia "
*"Leurosina "
*"Levenea "
*"Levibiseptum "
*"Leviconchidiella "
*"Levigatella "
*"Levipugnax "
*"Levipustula "
*"Levispira "
*"Levitusia "
*"Lialosia "
*"Libyaeglossa "
*"Libyaerhynchus "
*"Libys "
*"Licharewia "
*"Lichnatrypa "
*"Lievinella "
*"Liljevallia "
*"Limbatrypa "
*"Limbella"
*"Limbifera "
*"Limbimurina "
*"Limstrophina "
*"Lindinella "
*"Lindstroemella "
*"Lingatrypa "
*"Lingshanella "
*"Linguithyris "
*"Lingula"
*"Lingulapholis "
*"Lingularia "
*"Lingulasma "
*"Lingulella "
*"Lingulellotreta "
*"Lingulepis "
*"Lingulipora "
*"Lingulobolus "
*"Lingulodiscina "
*"Lingulops "
*"Linguopugnoides "
*"Linnarssonella "
*"Linnarssonia "
*"Linoporella "
*"Linoproductus "
*"Linoprotonia "
*"Linostrophomena "
*"Linterella "
*"Linxiangxiella "
*"Liocoelia "
*"Lioleptaena "
*"Liosotella "
*"Liospiriferina "
*"Liostrophia "
*"Liothyrella "
*"Lipanteris "
*"Liramia "
*"Liraplecta "
*"Liraria "
*"Liraspirifer "
*"Lirellaria "
*"Lirellarina "
*"Liricamera "
*"Liriplica "
*"Lissajousithyris "
*"Lissatrypa "
*"Lissatrypella "
*"Lissatrypoidea "
*"Lissella "
*"Lissidium "
*"Lissochonetes "
*"Lissocoelina "
*"Lissoleptaena "
*"Lissomarginifera "
*"Lissopleura "
*"Lissorhynchia "
*"Lissosia "
*"Lissostrophia "
*"Lissothyris "
*"Lissotreta "
*"Litocothia "
*"Litothyris "
*"Liveringia "
*"Lixatrypa "
*"Ljaschenkovia "
*"Ljudmilispirifer "
*"Llanoella "
*"Loboidothyris "
*"Loboidothyropsis "
*"Loborina "
*"Lobothyris "
*"Lobothyroides "
*"Lochkothele "
*"Loczyella "
*"Loenthyris "
*"Loganella "
*"Loilemia "
*"Lokutella "
*"Lomatiphora "
*"Lomatorthis "
*"Longdongshuia "
*"Longispina "
*"Longithyris "
*"Longxianirhynchia "
*"Lopasnia "
*"Loperia "
*"Lophrothyris "
*"Lopingia "
*"Lorangerella "
*"Lordorthis "
*"Loreleiella "
*"Loriolithyris "
*"Losvia "
*"Lotharingella "
*"Lowenstamia "
*"Loxophragmus "
*"Luanquella "
*"Ludfordina "
*"Luhaia "
*"Luhotreta "
*"Lunaria"
*"Lunoglossa "
*"Lunpolia "
*"Luofuia "
*"Lurgiticoma "
*"Luterella "
*"Lutetiarcula "
*"Lychnothyris "
*"Lycophoria "
*"Lyonia"
*"Lysidium "
*"Lysigypa "
*"Lyttonia "M
*"Maakina "
*"Mabella "
*"Macandrevia "
*"Machaeraria "
*"Machaerocolella "
*"Machaerotoechia "
*"Mackerrovia "
*"Maclarenella "
*"Macrocoelia "
*"Macropleura "
*"Macropotamorhynchus "
*"Madarosia "
*"Madoia "
*"Maemia "
*"Magadania "
*"Magadina "
*"Magadinella "
*"Magas"
*"Magasella "
*"Magella "
*"Magellania"
*"Magharithyris "
*"Magicostrophia "
*"Magnicanalis "
*"Magniplicatina "
*"Magniventra "
*"Magnumbonella "
*"Majkopella "
*"Makridinirhynchia "
*"Malayanoplia "
*"Malinella "
*"Malleia "
*"Malloproductus "
*"Maltaia "
*"Malurostrophia "
*"Malwirhynchia "
*"Mametothyris "
*"Mamutinetes "
*"Manespira "
*"Mangkeluia "
*"Manosia "
*"Mansina "
*"Maorielasma "
*"Maorirhynchia "
*"Maoristrophia "
*"Mapingtichia "
*"Marcharella "
*"Margaritiproductus "
*"Marginalosia "
*"Marginatia "
*"Marginicinctus "
*"Marginifera "
*"Marginirugus "
*"Marginoproductus "
*"Marginorthis "
*"Marginovatia "
*"Mariannaella "
*"Marinurnula "
*"Marionites "
*"Maritimithyris "
*"Markamia "
*"Markitoechia "
*"Marklandella "
*"Martinia "
*"Martiniella "
*"Martiniopsis "
*"Martinothyris "
*"Matanoleptodus "
*"Matutella "
*"Mauispirifer "
*"Maxillirhynchia "
*"Mayaothyris "
*"Maydenella "
*"Mcewanella "
*"Mclearnites "
*"Mclearnitesella "
*"Medessia "
*"Mediospirifer "
*"Mediterranirhynchia "
*"Meekella "
*"Megachonetes "
*"Megaderbyia "
*"Megakozlowskiella "
*"Megalosia "
*"Megamyonia "
*"Meganterella "
*"Meganteris "
*"Megaplectatrypa "
*"Megapleuronia "
*"Megasalopina "
*"Megaspinochonetes "
*"Megasteges "
*"Megastrophia "
*"Megastropiella "
*"Megathyris "
*"Megatschernyschewia "
*"Megerlia "
*"Megerlina "
*"Meglopterorhynchus "
*"Megousia "
*"Megumatrypa "
*"Meifodia "
*"Mendacella "
*"Mendathyris "
*"Mennespirifer "
*"Mentzelia"
*"Mentzelioides "
*"Mentzeliopsis "
*"Meonia "
*"Merciella "
*"Merista "
*"Meristella "
*"Meristelloides "
*"Meristina "
*"Meristorygma "
*"Meristospira "
*"Merophricus "
*"Merospirifer "
*"Mesocrania "
*"Mesodouvillina "
*"Mesoleptostrophia "
*"Mesolissostrophia "
*"Mesolobus "
*"Mesonomia "
*"Mesopholidostrophia "
*"Mesoplica "
*"Mesotreta "
*"Metabolipa "
*"Metacamarella "
*"Metaplasia"
*"Metathyrisina "
*"Metorthis "
*"Metriolepis "
*"Mexicaria "
*"Mezounia "
*"Miaohuangrhynchus "
*"Micella"
*"Micidus "
*"Mickwitzia "
*"Micraphelia "
*"Microcardinalia "
*"Micromitra "
*"Microrhynchia "
*"Microsphaeridiorhynchu "Verify source|date=October 2007
*"Microtrypa "
*"Mictospirifer "
*"Millythyris "
*"Mimaria "
*"Mimella "
*"Mimikonstantia "
*"Mimorina "
*"Minatrypa "
*"Mingenewia "
*"Miniprokopia "
*"Minispina "
*"Minithyris "
*"Minororthis "
*"Minutalirhynchia "
*"Minutostropheodonta "
*"Minysphenia "
*"Minythyra "
*"Miogryphus "
*"Mirifusella "
*"Mirilingula "
*"Mirisquamea "
*"Mirorthis "
*"Misolia "
*"Mistproductus "
*"Mitchellella "
*"Miyakothyris "
*"Mjoesina "
*"Moderatoproductus "
*"Modestella "
*"Moeschia "
*"Mogoktella "
*"Mogoliella "
*"Moisseievia "
*"Molongcola "
*"Molongella "
*"Molongia "
*"Monadotoechia "
*"Monelasmina "
*"Mongoliella "
*"Mongoliopsis "
*"Mongolirhynchia "
*"Mongolorhynx "
*"Mongolosia "
*"Mongolospira "
*"Monobolina "
*"Monoconvexa "
*"Monomerella "
*"Monorthis "
*"Monsardithyris "
*"Montanella "
*"Monticlarella "
*"Monticulifera "
*"Montsenetes "
*"Moorefieldella "
*"Moorelina "
*"Moorellina "
*"Moquellina "
*"Moraviaturia "
*"Moravilla "
*"Moravostrophia "
*"Morganella "
*"Morinorhynchus "
*"Morphorhynchus "
*"Morrisithyris "
*"Mosquella "
*"Moumina "
*"Moutonithyris "
*"Mucrospirifer "
*"Mucrospiriferinella "
*"Muirwoodella "
*"Muirwoodia "
*"Multicorhynchia "
*"Multicostella "
*"Multiridgia "
*"Multispinula "
*"Multispirifer "
*"Munhella "
*"Munieratrypa "
*"Muriferella "
*"Murihikurhynchia "
*"Murinella "
*"Murjukiana "
*"Murravia "
*"Musculina "
*"Mutationella "
*"Mycerosia "
*"Mylloconotreta "
*"Myodethyrium "
*"Myopugnax "
*"Myotreta "
*"Myriospirifer "
*"Myrmirhynx "
*"Mystrophora "N
*"Nabarredia "
*"Nabiaoia "
*"Nadiastrophia "
*"Nahoniella "
*"Najadospirifer "
*"Najdinothyris "
*"Nakazatothyris "
*"Nalivkinaria "
*"Nalivkinia "
*"Nanambonites "
*"Nanatrypa "
*"Nannirhynchia "
*"Nanorthis "
*"Nanospira "
*"Nanothyris "
*"Nantanella "
*"Nanukidium "
*"Naradanithyris "
*"Narynella "
*"Nasonirhynchia "
*"Nastosia "
*"Naukat "
*"Navispira "
*"Nayunnella "
*"Neatrypa "
*"Nebenothyris "
*"Negramithyris "
*"Neimongolella "
*"Nekhoroshevia "
*"Nekvasiloveia "
*"Nekvasilovella "
*"Nematocrania "
*"Nemesa "
*"Neobolus "
*"Neobouchardia "
*"Neochonetes "
*"Neocirpa "
*"Neocoelia "
*"Neocramatia "
*"Neocrania "
*"Neocyrtina "
*"Neodelthyris "
*"Neofascicosta "
*"Neoglobithyris "
*"Neogypidula "
*"Neokarpinskia "
*"Neokjaerina "
*"Neoliothyrina "
*"Neometabolipa "
*"Neophricadothyris "
*"Neoplicatifera "
*"Neoretzia "
*"Neorhynchula "
*"Neoschizophoria "
*"Neospirifer "
*"Neospirigerina "
*"Neostrophia "
*"Neothecidella "
*"Neothyris "
*"Neotreta "
*"Neowellerella "
*"Neoyanguania "
*"Nepasitoechia "
*"Nereidella "
*"Nerthebrochus "
*"Nervostrophia "
*"Neumanella "
*"Neumania "
*"Neumayrithyris "
*"Newberria "
*"Nicolella "
*"Nicoloidea "
*"Nicolorthis "
*"Nigerinoplica "
*"Nikiforovaena "
*"Nikolaevirhynchus "
*"Ningbingella "
*"Ninglongothyris "
*"Niorhynx "
*"Nipponirhynchia "
*"Nipponithyris "
*"Nisusia "
*"Niutoushania "
*"Niviconia "
*"Nix"
*"Nochoroiella "
*"Nocturneilla "
*"Nodaea "
*"Nodella "
*"Noetlingia "
*"Nordathyris "
*"Nordella "
*"Nordispirifer "
*"Nordotoechia "
*"Norella "
*"Notanoplia "
*"Nothokuvelousia "
*"Nothopindax "
*"Nothorthis "
*"Notiobolus "
*"Notiochonetes "
*"Notoconchidium "
*"Notoleptaena "
*"Notolosia "
*"Notoparmella "
*"Notorthisina "
*"Notosaria "
*"Notoscaphidia "
*"Notosia "
*"Notospirifer "
*"Notostrophia "
*"Notothyrina "
*"Notothyris "
*"Novellinetes "
*"Novozemelia "
*"Nubialba "
*"Nucleata "
*"Nucleatina "
*"Nucleatula "
*"Nucleorhynchia "
*"Nucleospira "
*"Nucleusorhynchia "
*"Nudauris "
*"Nudirostralina "
*"Nudispiriferina "
*"Nudymia "
*"Nugnecella "
*"Nuguschella "
*"Numericoma "
*"Nurataella "
*"Nuria "
*"Nurochonetes "
*"Nushbiella "
*"Nyalamurhynchia "
*"Nyege "
*"Nymphorhynchia "O
*"Oanduporella "
*"Obesaria "
*"Oblongarcula "
*"Obnixia "
*"Obolella "
*"Obolopsis "
*"Obolorugia "
*"Obolus"
*"Obovothyris "
*"Obscurella "
*"Obsoletirhynchia "
*"Obturamentella "
*"Ochotathyris "
*"Ochotorhynchia "
*"Ocnerorthis "
*"Ocorthis "
*"Odarovithyris "
*"Odontospirifer "
*"Odoratus "
*"Oehlertella "
*"Oepikina "
*"Oepikinella "
*"Oepikites "
*"Ogbinia "
*"Ogilviella "
*"Oglu "
*"Oglupes "
*"Ogmoplecia "
*"Ogmusia "
*"Oina"
*"Oiosia "
*"Okathyris "
*"Oldhamina "
*"Oldhaminella "
*"Oleneothyris "
*"Olentotreta "
*"Oleorthis "
*"Olgerdia "
*"Oligomys "
*"Oligoptycherhynchus "
*"Oligorachis "
*"Oligorhynchia "
*"Oligorhytisia "
*"Oligorthis "
*"Oligothyrina "
*"Ombonia "
*"Omnutakhella "
*"Omolonella "
*"Omolonia "
*"Omolonorhynchia "
*"Omolonothyris "
*"Onavia "
*"Oncosarina "
*"Onniella "
*"Onnizetina "
*"Onopordumaria "
*"Onugorhynchia "
*"Onychoplecia "
*"Onychotreta "
*"Opikella "
*"Opisconidion "
*"Opisthotreta "
*"Opsiconidion "
*"Orbicoelia "
*"Orbiculatisiurostrum "
*"Orbiculoidea "
*"Orbiculopora "
*"Orbiculothyris "
*"Orbinaria "
*"Orbirhynchia "
*"Orbithele "
*"Orenburgella "
*"Oriensellina "
*"Orientospira "
*"Orientospirifer "
*"Orientothyris "
*"Origostrophia "
*"Oriskania "
*"Orlovirhynchia "
*"Ornatothyrella "
*"Ornatothyris "
*"Ornithella "
*"Ornithothyris "
*"Ornothyrella "
*"Orthambonites "
*"Orthidiella "
*"Orthidium "
*"Orthiella "
*"Orthis "
*"Orthisocrania "
*"Orthocarina "
*"Ortholina "
*"Orthopleura "
*"Orthorhynchuloides "
*"Orthorhyncula "
*"Orthospirifer "
*"Orthostrophella "
*"Orthostrophia "
*"Orthotetella "
*"Orthotetes "
*"Orthotetoides "
*"Orthothetina "
*"Orthothrix "
*"Orthothyris "
*"Orthotichia "
*"Orthotoma "
*"Orthotropia "
*"Orulgania "
*"Orusia "
*"Oslogonites "
*"Osmarella "
*"Otariella "
*"Otarorhynchia "
*"Otospirifer "
*"Ottadalenites "
*"Otusia "
*"Ovalospira "
*"Ovatathyris "
*"Ovatia "
*"Overtonia "
*"Overtoniina "
*"Ovidiella "
*"Ovlatchania "
*"Owenirhynchia "
*"Oxlosia "
*"Oxoplecia "
*"Oxycolpella "
*"Oxypleurorhynchia "
*"Ozora"P
*"Pachancorhynchia "
*"Pachyglossella "
*"Pachymagas "
*"Pachyplax "
*"Pachythyris "
*"Pacificocoelia "
*"Pacymoorellina "
*"Paeckelmanella "
*"Pahlenella "
*"Palaeobolus "
*"Palaeochoristites "
*"Palaeoglossa "
*"Palaeoldhamina "
*"Palaeoleptostrophia "
*"Palaeoschizophoria "
*"Palaeoschmidtites "
*"Palaeospirifer "
*"Palaeostrophomena "
*"Palaeotrimerella "
*"Paldiskites "
*"Paleostrophia "
*"Palmerhytis "
*"Pamirorhynchia "
*"Pamirotheca "
*"Pamirothyris "
*"Pamirothyropsis "
*"Pammegetherhynchus "
*"Pampoecilorhynchus "
*"Panderina "
*"Pantellaria"
*"Papiliolinus "
*"Papillostrophia "
*"Papodina "
*"Paraacanthothyris "
*"Parabifolium "
*"Paraboubeithyris "
*"Parabuxtonia "
*"Paracapillithyris "
*"Parachonetella "
*"Parachonetes "
*"Parachoristites "
*"Paracomposita "
*"Paracostanoplia "
*"Paracraniops "
*"Paracrothyris "
*"Paracrurithyris "
*"Parademonedys "
*"Paraderbyia "
*"Paradinobolus "
*"Paradolerorthis "
*"Paradoxothyris "
*"Paradygella "
*"Paraemanuella "
*"Parageyerella "
*"Paraglossinulus "
*"Parahemiptychina "
*"Parajuresania "
*"Parakansuella "
*"Parakarpinskia "
*"Parakingena "
*"Paralaballa "
*"Paralazutkinia "
*"Paraldingia "
*"Paralenorthis "
*"Paralepismatina "
*"Paraleptodus "
*"Paraleptostrophia "
*"Parallelelasma "
*"Parallelora "
*"Paralyttonia "
*"Paramarginatia "
*"Paramarginifera "
*"Parameekella "
*"Paramentzelia "
*"Paramerista "
*"Paramesolobus "
*"Paramonticulifera "
*"Paramuirwoodia "
*"Paranaia "
*"Paranisopleurella "
*"Paranorella "
*"Paranorellina "
*"Parantiptychia "
*"Paranudirostralina "
*"Paraoligorhyncha "
*"Paraonychoplecia "
*"Paraorthotetina "
*"Parapholidostrophia "
*"Paraphorhynchus "
*"Paraplatythyris "
*"Paraplicanoplia "
*"Paraplicatifera "
*"Parapugnax "
*"Parapulchratia "
*"Paraquadrithyris "
*"Parareticularia "
*"Pararhactorhynchia "
*"Pararhipidium "
*"Pararhynchospirina "
*"Paraspirifer "
*"Paraspiriferina "
*"Parastringocephalus "
*"Parastrophina "
*"Parastrophinella "
*"Parastrophonella "
*"Parasulcatinella "
*"Paratetratomia "
*"Parathecidea "
*"Parathyridina "
*"Parathyrisina "
*"Paratreta "
*"Paratribonium "
*"Parazyga "
*"Parenteletes "
*"Parmephrix "
*"Parmorthina "
*"Parmorthis "
*"Parmula "
*"Paromalomena "
*"Paromoeopygma "
*"Parthirhynchia "
*"Parunicinella "
*"Parvaltissimarostrum "
*"Parvirhynchia "
*"Paryphella "
*"Paryphorhynchopora "
*"Patagorhynchia "
*"Paterina "
*"Paterorthis "
*"Paterula "
*"Patriaspirifer "
*"Paucicostella "
*"Paucicrura "
*"Paucispinauria "
*"Paucispinifera "
*"Paucistrophia "
*"Paulinella"
*"Paulonia "
*"Paurogastroderhynchus "
*"Paurorhyncha "
*"Paurorthina "
*"Paurorthis "
*"Payuella "
*"Pectenoproductus "
*"Pectorhyncha "
*"Peculneithyris "
*"Peetzatrypa "
*"Pegmarhynchia "
*"Pegmathyris "
*"Pegmatreta "
*"Peleicostella "
*"Pelmanella "
*"Pelonomia "
*"Peltichia "
*"Pembrostrophia "
*"Peniculauris "
*"Pennospiriferina "
*"Pentactinella "
*"Pentagonia"
*"Pentamerella "
*"Pentamerifera "
*"Pentameroides "
*"Pentamerus "
*"Pentithyris "
*"Pentlandella "
*"Pentlandina "
*"Penzhinella "
*"Penzhinothyris "
*"Perakia "
*"Peratos "
*"Perditocardinia "
*"Peregrinella "
*"Peregrinellina "
*"Peregrinelloidea "
*"Periallus "
*"Perichonetes "
*"Peridalejina "
*"Perigeyerella "
*"Perimecocoelia "
*"Perissothyris "
*"Peristerothyris "
*"Peritrimerella "
*"Peritritoechia "
*"Permasyrinx "
*"Permianella "
*"Permicola "
*"Permochonetes "
*"Permophricodothyris "
*"Permorthotestes "
*"Permospirifer "
*"Permundaria "
*"Perrarisinurostrum "
*"Perrierithyris "
*"Perryspirifer "
*"Peshiatrypa "
*"Pesterevatrypa "
*"Petalochonetes "
*"Petalothyris "
*"Petasmaia "
*"Petasmaria "
*"Petasmatherus "
*"Petria"
*"Petrocrania "
*"Petroria "
*"Petshorospirifer "
*"Pexidella "
*"Phaceloorthis "
*"Phapsirhynchia "
*"Pharcidodiscus "
*"Phenacozugmayerella "
*"Philhedra "
*"Philhedrella "
*"Philippotia "
*"Phlogoiderhynchus "
*"Phoenicitoechia "
*"Pholidostrophia "
*"Phragmophora "
*"Phragmorthis "
*"Phragmostrophia "
*"Phragmothyris "
*"Phrenophoria "
*"Phricodothyris "
*"Phyllonia "
*"Phymatothyris "
*"Physemella "
*"Physetorhynchia "
*"Physotreta "
*"Piarorhynchella "
*"Piarorhynchia "
*"Picnotreta "
*"Pictothyris "
*"Pilkena "
*"Piloricilla "
*"Pinaxiothyris "
*"Pinegathyris "
*"Pinghuangella "
*"Pinguaella "
*"Pinguispirifer "
*"Pionodema "
*"Pionomena "
*"Pionopleurum "
*"Pionorthis "
*"Pionothyris "
*"Pirgulia "
*"Pirithyris "
*"Pirotella "
*"Pirotothyris "
*"Pisirhynchia "
*"Placothyris "
*"Placotriplesia "
*"Plaesiomys "
*"Plagiorhyncha "
*"Planalvus "
*"Planatrypa "
*"Plancella "
*"Planicardina "
*"Planihaydenella "
*"Planirhynchia "
*"Planispina "
*"Planodouvillina "
*"Planoharknessella "
*"Planoproductus "
*"Planothyris "
*"Planovatirostrum "
*"Platidia "
*"Platycancrinella "
*"Platyconcha "
*"Platyglossariorhynchus "
*"Platymena "
*"Platyorthis "
*"Platyrachella "
*"Platyselma "
*"Platyspirifer "
*"Platystrophia "
*"Platyterorhynchus "
*"Platythyris "
*"Platytoechia "
*"Plebejochonetes "
*"Plectambonites "
*"Plectatrypa "
*"Plectelasma "
*"Plectella "
*"Plectocamara "
*"Plectoconcha "
*"Plectodonta "
*"Plectodontella "
*"Plectoglossa "
*"Plectoidothyris "
*"Plectorhynchella "
*"Plectorthis "
*"Plectospira "
*"Plectosyntrophia "
*"Plectothyrella "
*"Plectothyris "
*"Plectotreta "
*"Plectotrophia "
*"Pleiopleurina "
*"Plekonella "
*"Plekonina "
*"Plesicarinatina "
*"Plesiothyris "
*"Plethorhyncha "
*"Pleuraloma "
*"Pleurelasma "
*"Pleurochonetes "
*"Pleurocornu "
*"Pleurodium "
*"Pleuropugnoides "
*"Pleurorthis "
*"Pleurothyrella "
*"Plicaea "
*"Plicanoplia "
*"Plicanoplites "
*"Plicarostrum "
*"Plicatifera "
*"Plicatiferina "
*"Plicatocyrtia "
*"Plicatoderbya "
*"Plicatolingula "
*"Plicatoria "
*"Plicatospiriferella "
*"Plicatosyrinx "
*"Plicidium "
*"Plicirhynchia "
*"Plicochonetes "
*"Plicocoelina "
*"Plicocyrtia "
*"Plicocyrtina "
*"Plicodevonaria "
*"Plicogypa "
*"Plicoplasia "
*"Plicoproductus "
*"Plicostricklandia "
*"Plicostropheodonta "
*"Plicotorynifer "
*"Plionoptycherhynchus "
*"Pliothyrina "
*"Ploughsharella "
*"Podolella "
*"Podtscheremia "
*"Poikilosakos "
*"Poloniproductus "
*"Polylasma "
*"Polymorpharia "
*"Polytoechia "
*"Pomatospirella "
*"Pomatotrema "
*"Pomeraniotreta "
*"Pomeromena "
*"Pompeckium "
*"Pompoecilorhynchus "
*"Pondospirifer "
*"Pontalorhynchia "
*"Pontielasma "
*"Pontisia "
*"Porambonites "
*"Porambonitoides "
*"Poramborthis "
*"Porostictia "
*"Portneufia "
*"Portranella "
*"Posicomta "
*"Postepithyris "
*"Pradochonetes "
*"Pradoia "
*"Praeangustothyris "
*"Praeargyrotheca "
*"Praecubanothyris "
*"Praecyclothyris "
*"Praegibbithyris "
*"Praegnamtenia "
*"Praegoniothyris "
*"Praehorridonia "
*"Praelacazella "
*"Praelacunosella "
*"Praelongithyris "
*"Praemonticlarella "
*"Praeneothyris "
*"Praeudesia "
*"Praewaagenoconcha "
*"Prantlina "
*"Prelissorhynchia "
*"Primipilaria "
*"Primorewia "
*"Prionorhynchia "
*"Prionothyris "
*"Proanadyrella "
*"Proatribonium "
*"Probolarina "
*"Probolionia "
*"Proboscidella "
*"Proboscidina "
*"Proboscisambon "
*"Procarinatina "
*"Procerulina "
*"Prochlidonophora "
*"Prochoristitella "
*"Proconchidium "
*"Prodavidsonia "
*"Productella "
*"Productellana "
*"Productellina "
*"Productelloides "
*"Productina "
*"Productorthis "
*"Productus "
*"Progonambonites "
*"Prokopia"
*"Prolazutkina "
*"Promarginifera "
*"Properotundirostrum "
*"Propriopugnus "
*"Propygope "
*"Prorensselaeria "
*"Proreticularia "
*"Prorichtofenia "
*"Prorugaria "
*"Proschizophoria "
*"Prosoponella "
*"Prospira "
*"Prosserella "
*"Prostricklandia "
*"Protambonites "
*"Protanidanthus "
*"Protathyris "
*"Protatrypa "
*"Proteguliferina "
*"Protegulorhynchia "
*"Proteorhynchia "
*"Proteorthis "
*"Protobolus "
*"Protochonetes "
*"Protocortezorthis "
*"Protocymostrophia "
*"Protodouvillina "
*"Protogamginifera "
*"Protogusarella "
*"Protohesperonomia "
*"Protoleptostrophia "
*"Protomegastrophia "
*"Protomendacella "
*"Protoniella "
*"Protophragmapora "
*"Protoreticularia "
*"Protorhyncha "
*"Protorthis "
*"Protoshaleria "
*"Protoskenidiodes "
*"Prototeguliferina "
*"Prototegulithyris "
*"Prototreta "
*"Protozeuga "
*"Protozyga "
*"Psamathopalass "
*"Psebajithyris "
*"Pseudatrypa "
*"Pseudoanisopleurella "
*"Pseudoantoquatonia "
*"Pseudoaulacothyris "
*"Pseudoavonia "
*"Pseudobolus "
*"Pseudobornhardtina "
*"Pseudocamaratoechia "
*"Pseudocamarophoria "
*"Pseudochonetes "
*"Pseudoconchidium "
*"Pseudocrania "
*"Pseudocyrtina "
*"Pseudoderbyia "
*"Pseudodicellomus "
*"Pseudodicoelosia "
*"Pseudodielasma "
*"Pseudodouvillina "
*"Pseudogibbirhynchia "
*"Pseudoglossirotoechia "
*"Pseudoglossothyris "
*"Pseudogruenewalldtia "
*"Pseudohalorella "
*"Pseudoharttina "
*"Pseudohomeospira "
*"Pseudokingena "
*"Pseudokymatothyris "
*"Pseudolabaia "
*"Pseudolaballa "
*"Pseudolepismatina "
*"Pseudoleptellina "
*"Pseudoleptodus "
*"Pseudolingula "
*"Pseudomarginifera "
*"Pseudomendacella "
*"Pseudomeristina "
*"Pseudometoptoma "
*"Pseudomimella "
*"Pseudomonticlarella "
*"Pseudomonticulifera "
*"Pseudonudirostra "
*"Pseudoparazyga "
*"Pseudopentagonia "
*"Pseudopholidops "
*"Pseudoporambonites "
*"Pseudoprotathyris "
*"Pseudopugnax "
*"Pseudopygoides "
*"Pseudorhaetina "
*"Pseudorostranteris "
*"Pseudorugitela "
*"Pseudosieberella "
*"Pseudosinotectirostrum "
*"Pseudospiriferina "
*"Pseudospondylospira "
*"Pseudostrophalosia "
*"Pseudostrophochonetes "
*"Pseudostrophomena "
*"Pseudosyringothyris "
*"Pseudosyrinx "
*"Pseudotybithyris "
*"Pseudouncinulus "
*"Pseudoundispirifer "
*"Pseudowattonithyris "
*"Pseudowellerella "
*"Pseudoyunnanella "
*"Psilocamara "
*"Psilocamerella "
*"Psiloria "
*"Psilothyris "
*"Psioidea "
*"Psioidiella "
*"Pteroplecta "
*"Pterospirifer "
*"Pterostrophia "
*"Ptilorhynchia "
*"Ptilotorhynchus "
*"Ptychoglyptus "
*"Ptychomaletoechia "
*"Ptychopeltis "
*"Ptychopleurella "
*"Ptyctorhynchia "
*"Ptyctothyris "
*"Ptygmactrum "
*"Puanatrypa "
*"Puanospirifer "
*"Pugilis "
*"Pugnaria "
*"Pugnax "
*"Pugnoides "
*"Pulchratia "
*"Pulsia "
*"Punctatrypa "
*"Punctocyrtella "
*"Punctolira "
*"Punctospirella "
*"Punctospirifer "
*"Punctothyris "
*"Punctspinatrypa "
*"Purdonella "
*"Pusillagutta "
*"Pustula "
*"Pustulatia "
*"Pustuloplica "
*"Pustulospiriferina "
*"Pycnobrochus "
*"Pycnoria "
*"Pygites "
*"Pygmaella "
*"Pygmochonetes "
*"Pygope "
*"Pyraeneica "
*"Pyramidathyris "
*"Pyramina "Q
*"Qianjiangella "
*"Qianomena "
*"Qiansispirifer "
*"Qilianoconcha "
*"Qilianotryma "
*"Qilianotrypa "
*"Qinghaispiriferina "
*"Qinglongia "
*"Qingthyris "
*"Qingyenia "
*"Qinlingia "
*"Qinlingotoechia "
*"Qispiriferina "
*"Quadratia "
*"Quadratirhynchia "
*"Quadrifarius "
*"Quadrisonia "
*"Quadrithyrina "
*"Quadrithyris "
*"Quadrochonetes "
*"Quangyuania "
*"Quasiavonia "
*"Quasidavidsonia "
*"Quasimartina "
*"Quasistrophonella "
*"Quasithambonia "
*"Quebecia "
*"Quinlingia "
*"Quinquenella "
*"Quiriagites "
*"Quizhouspirifer "
*"Quondogia "R
*"Rackirhynchia "
*"Radiatrypa "
*"Radimatrypa "
*"Radiomena "
*"Rafanoglossa "
*"Rafinesquina "
*"Rahouiarhynchia "
*"Railtonella "
*"Ralia "
*"Rallacosta "
*"Ramavectus "
*"Ramovsina "
*"Ranorthis "
*"Raridium "
*"Rariella "
*"Rastelligera "
*"Ratburia "
*"Raunites "
*"Ravozetina "
*"Rawdonia "
*"Rectambitus "
*"Rectigypidida "
*"Rectirhynchia "
*"Rectithyris "
*"Rectotrophia "
*"Redlichella "
*"Reedoconcha "
*"Reeftonella "
*"Reeftonia "
*"Reflexia "
*"Reinversella "
*"Remnevitoechia "
*"Renaudia "
*"Rensselaeria "
*"Rensselaerina "
*"Rensselandia "
*"Rensselandioidea "
*"Replcoskenidioides "
*"Resserella "
*"Retaria"
*"Retichonetes "
*"Reticularia "
*"Reticulariina "
*"Reticulariopsis "
*"Reticulatia "
*"Reticulatochonetes "
*"Reticulatrypa "
*"Retimarginifera "
*"Retroplexus "
*"Retrorsirostra "
*"Retzia "
*"Retziella "
*"Retzispirifer "
*"Reuschella "
*"Reversella "
*"Rhactomena "
*"Rhactorhynchia "
*"Rhactorthis "
*"Rhaetina "
*"Rhaetinopsis "
*"Rhamnaria "
*"Rhapidothyris "
*"Rhenorensselaria "
*"Rhenostrophia "
*"Rhenothyris "
*"Rhinotreta "
*"Rhipidium "
*"Rhipidomella "
*"Rhipidomelloides "
*"Rhipidomena "
*"Rhipidothyris "
*"Rhizothyris "
*"Rhombaria "
*"Rhomboidella "
*"Rhombothyris "
*"Rhondellina "
*"Rhynchoferella "
*"Rhynchonella "
*"Rhynchonellina "
*"Rhynchonelloidea "
*"Rhynchonelloidella "
*"Rhynchonellopsis "
*"Rhynchopora "
*"Rhynchorina "
*"Rhynchorthis "
*"Rhynchospirifer "
*"Rhynchospirina "
*"Rhynchotetra "
*"Rhynchotetraoides "
*"Rhynchotrema "
*"Rhynchotreta "
*"Rhynchotretina "
*"Rhyncora "
*"Rhynobolus "
*"Rhynoleichus "
*"Rhyselasma "
*"Rhysostrophia "
*"Rhysotreta "
*"Rhyssochonetes "
*"Rhytialosia "
*"Rhytiophora "
*"Rhytirhynchia "
*"Rhytisia "
*"Rhytisoria "
*"Rhytistrophia "
*"Richthofenia "
*"Rictia "
*"Rigauxia "
*"Rigbyella "
*"Rimirhynchia "
*"Rimirhynchopsis "
*"Riograndella "
*"Rionorhynchia "
*"Riorhynchia "
*"Rioultina "
*"Ripidiorhynchus "
*"Robertorthis "
*"Robinsonella"
*"Robustirhynchia "
*"Rochatorhynchia "
*"Rocheithyris "
*"Rochtex "
*"Roemerella "
*"Romingerina "
*"Rorespirifer "
*"Rosella"
*"Rosobolus "
*"Rossirhynchus "
*"Rossithyris "
*"Rostranteris "
*"Rostricellula "
*"Rostrirhynchia "
*"Rostrospirifer "
*"Rotaia "
*"Rotundostrophia "
*"Rouillieria "
*"Rowellella "
*"Rowleyella "
*"Rozmanaria "
*"Rudirhynchia "
*"Ruegenella "
*"Rufispirifer "
*"Rugaltarostrum "
*"Rugaria "
*"Rugatia "
*"Rugauris "
*"Rugia"
*"Rugicostella "
*"Rugitela "
*"Rugithyris "
*"Rugivestis "
*"Rugoclostus "
*"Rugoconcha "
*"Rugodavidsonia "
*"Rugoleptaena "
*"Rugolepyros "
*"Rugosatrypa "
*"Rugosochonetes "
*"Rugosomarginifera "
*"Rugosothyris "
*"Rugosowerbyella "
*"Rugostrophia "
*"Rurambonites "
*"Russiella "
*"Russirhynchia "
*"Rustella "
*"Ruthiphiala "
*"Rutorhynchia "
*"Rutrumella "
*"Ryocarhynchus "
*"Rzonsnickiana "
*"Saccogonum "
*"Saccorhynchia "
*"Sacothyris "
*"Sacothyropsis "
*"Saesorthis "
*"Saetosina "
*"Sagueresia "
*"Saharonetes "
*"Sajakella "
*"Sakawairhynchia "
*"Salacorthis "
*"Salairella "
*"Salairina "
*"Salairotoechia "
*"Salanygolina "
*"Salgirella "
*"Salonia"
*"Salopia"
*"Salopina "
*"Salopinella "
*"Sampo"
*"Sandia" Sutherland & Harlow 1973 [The name is preoccupied by "Sandia", abutterfly genus.]
*"Sandrella "
*"Sangiaothyris "
*"Sanjuanella "
*"Sanjuanetes "
*"Sanjuania "
*"Sanxiaella "
*"Sardope "
*"Sardorhynchia "
*"Sarganostega "
*"Sarytchevinella "
*"Satpakella "
*"Saucrobrochus "
*"Saucrorthis "
*"Saukrodictya "
*"Savageina "
*"Scacchinella "
*"Scalpellirhynchia "
*"Scambocris "
*"Scamnomena "
*"Scapharina "
*"Scaphelasma "
*"Scaphiocoelia "
*"Scaphorthis "
*"Sceletonia "
*"Scenesia "
*"Schachriomonia "
*"Schalidomorthis "
*"Schedophyla "
*"Schegultania "
*"Schellwienella "
*"Schistochonetes "
*"Schizambon "
*"Schizobolus "
*"Schizocrania "
*"Schizonema "
*"Schizopholis "
*"Schizophorella "
*"Schizophoria "
*"Schizoramma "
*"Schizoria "
*"Schizospirifer "
*"Schizostrophina "
*"Schizotreta "
*"Schizotretoides "
*"Schmidtites "
*"Schnurella "
*"Schrenkiella "
*"Schuchertella "
*"Schuchertellopsis "
*"Schuchertina "
*"Schwagerispira "
*"Scissicosta "
*"Scoloconcha "
*"Sculptospirifer "
*"Scumulus "
*"Scutepustula "
*"Securina "
*"Securithyris "
*"Sedenticellula "
*"Selenella "
*"Selennjachia "
*"Sellithyris "
*"Selloproductus "
*"Semenewia "
*"Semibrachythyrina "
*"Semicostella "
*"Semileptagonia "
*"Semilingula "
*"Seminucella "
*"Seminula "
*"Semiotoechia "
*"Semiplanella "
*"Semiplanus "
*"Semiproductus "
*"Semitreta "
*"Sendaithyris "
*"Senokosica "
*"Sentolunia "
*"Sentosia "
*"Sentosoioides "
*"Septacamera "
*"Septachonetes "
*"Septalaria "
*"Septalariopsis "
*"Septaliphoria "
*"Septaliphorioidea "
*"Septamphiclina "
*"Septapermella "
*"Septarinia "
*"Septasteges "
*"Septathyris "
*"Septatoechia "
*"Septatrypa "
*"Septemirostellum "
*"Septiconcha "
*"Septirhynchia "
*"Septocamarella "
*"Septocrurella "
*"Septocyclothyris "
*"Septoparmella "
*"Septorthis "
*"Septospirifer "
*"Septospirigirella "
*"Septosyringothyris "
*"Septothyris "
*"Septulirhynchia "
*"Seratrypa "
*"Serbarinia "
*"Serbiarhynchia "
*"Serbiothyris "
*"Sergospirifer "
*"Sergunkovia "
*"Sericoidea "
*"Serratocrista "
*"Serrulatrypa "
*"Seseloisi
*"Sestropoma "
*"Setigerites "
*"Settedabania "
*"Severella "
*"Severginella "
*"Shagamella "
*"Shaleria "
*"Shaleriella "
*"Sharpirhynchia "
*"Shiquianella "
*"Shiragia "
*"Shishapangmaella "
*"Shlyginia "
*"Shordolella "
*"Shoshonorthis "
*"Shouxianella "
*"Shrockia "
*"Shumardella "
*"Siberiothyris "
*"Siberistrophia "
*"Sibiratrypa "
*"Sibiria"
*"Sibirispira "
*"Sibiritoechia "
*"Sicelia "
*"Sichuanrhynchis "
*"Sicorhyncha "
*"Sicularia "
*"Sieberella "
*"Sigmelasma "
*"Sigopallus "
*"Sikasella "
*"Silesiathyris "
*"Simplicarina "
*"Sinochonetes "
*"Sinoglossa "
*"Sinoproductella "
*"Sinorhynchia "
*"Sinorthis "
*"Sinoshaleria "
*"Sinostrophia "
*"Sinotectirostrum "
*"Sinotrimerella "
*"Sinuatella "
*"Sinucosta "
*"Sinucostella "
*"Sinuplicorhynchia "
*"Sinusella "
*"Siphonobolus "
*"Siphonosia "
*"Siphonotreta "
*"Sivorthis "
*"Skelidorygma "
*"Skenidioides "
*"Skenidium "
*"Slavinithyris "
*"Slovenirhynchia "
*"Smeathenella "
*"Smirnovaena "
*"Smirnovina "
*"Snezhnorhynchia "
*"Socraticum "
*"Sogxianthyris "
*"Sokolskya "
*"Solidipontirostrum "
*"Solitudinella "
*"Somalirhynchia "
*"Somalitela "
*"Somalithyris "
*"Sommeriella "
*"Sonculina "
*"Songzichonetes "
*"Soudleyella "
*"Sowerbina "
*"Sowerbyella "
*"Sowerbyites "
*"Spanodonta "
*"Spasskothyris "
*"Sphaerathyris "
*"Sphaerirhynchia "
*"Sphaeroidothyris "
*"Sphenalosia "
*"Sphenarina "
*"Sphenophragmus "
*"Sphenorhynchia "
*"Sphenorthis "
*"Sphenospira "
*"Sphenosteges "
*"Sphenotreta "
*"Sphriganaria "
*"Spinarella "
*"Spinatrypa "
*"Spinatrypina "
*"Spinauris "
*"Spinella "
*"Spinifrons "
*"Spinilingula "
*"Spinispirifer "
*"Spinocarinifera "
*"Spinochonetes "
*"Spinocyrtia "
*"Spinolepismatina "
*"Spinolyttonia "
*"Spinomarginifera "
*"Spinomartinia "
*"Spinoplasia "
*"Spinopunctatrypa "
*"Spinorthis "
*"Spinorugifera "
*"Spinospirifer "
*"Spinostrophia "
*"Spinulicosta "
*"Spinuliplica "
*"Spinulothele "
*"Spinulothyris "
*"Spirelytha "
*"Spirifer "
*"Spiriferella "
*"Spiriferellina "
*"Spiriferelloides "
*"Spiriferina "
*"Spiriferinaella "
*"Spiriferinoides "
*"Spirigerella "
*"Spirigerellina "
*"Spirigerina "
*"Spirinella "
*"Spirisosium "
*"Spiropunctifera "
*"Spitzbergenia "
*"Spondyglossella "
*"Spondylobolus "
*"Spondylopyxis "
*"Spondylospira "
*"Spondylostrophia "
*"Spondylothyris "
*"Spondylotreta "
*"Spuriosa "
*"Spurispirifer "
*"Spyridiophora "
*"Squamaria "
*"Squamathyris "
*"Squamatina "
*"Squamilingulella "
*"Squamiplana "
*"Squamirhynchia "
*"Squamularia "
*"Squamulariina "
*"Stainbrookia "
*"Stauromata "
*"Stegacanthia "
*"Stegerhynchops "
*"Stegerhynchus "
*"Stegocornu "
*"Stegorhynchella "
*"Steinhagella "
*"Stelckia "
*"Stenaulacorhynchus "
*"Stenocamara "
*"Stenoglossariorhynchus "
*"Stenogmus "
*"Stenometoporhynchus "
*"Stenopentamerus "
*"Stenorhynchia "
*"Stenorina "
*"Stenosarina "
*"Stenoscisma "
*"Stepanoconchus "
*"Stepanoviella "
*"Stepanoviina "
*"Stereochia "
*"Stethothyris "
*"Stichotrophia "
*"Stictozoster "
*"Stilpnotreta "
*"Stiphrothyris "
*"Stipulina "
*"Stolmorhynchia "
*"Stolzenburgiella "
*"Straelenia "
*"Streptaria "
*"Streptis "
*"Streptopomum "
*"Streptorhynchus "
*"Striatifera "
*"Striatochonetes "
*"Striatoproductella "
*"Striatopugnax "
*"Striatorhynchus "
*"Striatospica "
*"Stricklandia "
*"Stricklandiella "
*"Stricklandistrophia "
*"Strictozoster "
*"Strigirhynchia "
*"Strigospina "
*"Striirhynchia "
*"Striirichthofenia "
*"Striispirifer "
*"Striithyris "
*"Stringocephalus "
*"Stringodiscus "
*"Stringomimus "
*"Striochonetes "
*"Strixella "
*"Strongylobrochus "
*"Strongyloria "
*"Strophalosia "
*"Strophalosiella "
*"Strophalosiina "
*"Strophochonetes "
*"Strophodonta "
*"Strophomena "
*"Strophonella "
*"Strophonellites "
*"Strophonelloides "
*"Strophopleura "
*"Strophoprion "
*"Strophoproductus "
*"Strophorichthofenia "
*"Stroudithyris "
*"Struveina "
*"Struvethyris "
*"Sturtella "
*"Subansiria "
*"Subcuspidella "
*"Subglobosochonetes "
*"Subrensselandia "
*"Subriana "
*"Subsinucephalus "
*"Subspirifer "
*"Substriatifera "
*"Subtaeniothaerus "
*"Subtransmena "
*"Suessia "
*"Sufetirhyncha "
*"Suiaella "
*"Sulcataria "
*"Sulcathyris "
*"Sulcatina "
*"Sulcatinella "
*"Sulcatorthis "
*"Sulcatospira "
*"Sulcatospirifer "
*"Sulcatostrophia "
*"Sulcatothyris "
*"Sulcicosta "
*"Sulcicostula "
*"Sulciphoria "
*"Sulciplica "
*"Sulciplicatatrypa "
*"Sulcirhynchia "
*"Sulcirostra "
*"Sulcirugaria "
*"Sulcispiriferina "
*"Sulcorhynchia "
*"Sulcupentamerus "
*"Sulevorthis "
*"Supertrilobus "
*"Surindia "
*"Svalbardia "
*"Svalbardoproductus "
*"Svaljavithyris "
*"Svetlania "
*"Svobodaina "
*"Swaicoelia "
*"Swantonia "
*"Symmatrypa "
*"Symphythyris "
*"Synatrypa "
*"Syndielasma "
*"Syntrophia "
*"Syntrophina "
*"Syntrophinella "
*"Syntrophioides "
*"Syntrophodonta "
*"Syntrophopsis "
*"Sypharatrypa "
*"Syringospira "
*"Syringothyris "
*"Systenothyris "T
*"Tabarhynchus "
*"Tabellina "
*"Tacinia "
*"Tadschikia "
*"Taemostrophia "
*"Taeniothaerus "
*"Taffia"
*"Tafilaltia "
*"Taimyrella "
*"Taimyropsis "
*"Taimyrothyris "
*"Taimyrrhynx "
*"Tainotoechia "
*"Tainuirhynchia "
*"Talasoproductus "
*"Talentella "
*"Taleoleptaena "
*"Talovkorhynchia "
*"Tamarella "
*"Tanakura "
*"Tanerhynchia "
*"Tanggularella "
*"Tangshanella "
*"Tangxiangia "
*"Tannuspirifer "
*"Tanyoscapha "
*"Tanyothyris "
*"Taoqupospira "
*"Tapajotia "
*"Taphrodonta "
*"Taphrorthis "
*"Taphrosestria "
*"Tarandrospirifer "
*"Tarfaya"
*"Tarutiglossa "
*"Tashanomena "
*"Tasmalella "
*"Tastaria "
*"Tatjamoa "
*"Tatjania "
*"Tauromenia "
*"Taurothyris "
*"Tautosia "
*"Tazzarinia "
*"Tchadania "
*"Tcharella "
*"Tchegemithyris "
*"Tcherskidium "
*"Tecnocyrtina "
*"Tectarea "
*"Tectatrypa "
*"Tegulella "
*"Teguliferina "
*"Tegulithyris "
*"Tegulocrea "
*"Tegulorhynchia "
*"Teichertina "
*"Teichostrophia "
*"Telaeoshaleria "
*"Teleoproductus "
*"Telothyris "
*"Tenellodermis "
*"Tenisia "
*"Tenticospirifer "
*"Tenuiatrypa "
*"Tenuichonetes "
*"Tenuicostella "
*"Tenuisinurostrum "
*"Teratelasma "
*"Teratelasmella "
*"Terebratalia "
*"Terebrataliopsis "
*"Terebratella "
*"Terebratula "
*"Terebratulina "
*"Terebratuloidea "
*"Terebrirostra "
*"Terrakea "
*"Tesuquea "
*"Tetjuchithyris "
*"Tetracamera "
*"Tetractinella "
*"Tetragonetes "
*"Tetraloba "
*"Tetralobula "
*"Tetraodontella "
*"Tetraphalerella "
*"Tetrarhynchia "
*"Tetratomia "
*"Texarina "
*"Texathyris "
*"Thaerodonta "
*"Thamnosia "
*"Thaumatrophia "
*"Thebesia "
*"Thecidea "
*"Thecidella "
*"Thecidellina "
*"Thecidiopsis "
*"Thecocyrtella "
*"Thecocyrtelloidea "
*"Thecospira "
*"Thecospirella "
*"Thecospiropsis "
*"Thedusia "
*"Theodossia "
*"Thiemella "
*"Thliborhynchia "
*"Thomasaria "
*"Thomasella "
*"Thuleproductus "
*"Thurmannella "
*"Thyratryaria "
*"Thysanobolus "
*"Thysanotos "
*"Tiaretithyris "
*"Tibetatrypa "
*"Tibetothyris "
*"Tichirhynchus "
*"Tichosina "
*"Tilasia "
*"Timalina "
*"Timaniella "
*"Timanospirifer "
*"Timorhynchia "
*"Timorina "
*"Tingella "
*"Tipispirifer "
*"Tiramnia "
*"Tismanorthis "
*"Tissintia "
*"Titanambonites "
*"Titanaria "
*"Titanomena "
*"Titanothyris "
*"Tityrophoria "
*"Tivertonia "
*"Tobejalotreta "
*"Togaella "
*"Togatrypa "
*"Tolmatchoffia "
*"Tomasina "
*"Tomestenoporhynchus "
*"Tomilia "
*"Tomiopsis "
*"Tomiproductus "
*"Tonasirhynchia "
*"Tongzithyris "
*"Tonsella "
*"Toquimaella "
*"Toquimia "
*"Tornquistia "
*"Torquirhynchia "
*"Torynechus "
*"Torynelasma "
*"Torynifer "
*"Toryniferella "
*"Tosuhuthyris "
*"Totia "
*"Tourmakeadia "
*"Toxonelasma "
*"Toxorthis "
*"Transennatia "
*"Transversaria "
*"Trasgu "
*"Trautscholdia "
*"Treioria "
*"Trematis "
*"Trematobolus "
*"Trematorthis "
*"Trematosia "
*"Trematospira "
*"Treptotreta "
*"Tretorhynchia "
*"Triadispira "
*"Triadithyris "
*"Triangope "
*"Triasorhynchia "
*"Triathyris "
*"Trichochonetes "
*"Trichorhynchia "
*"Trichothyris "
*"Tricoria "
*"Tridensilis "
*"Trifidarcula "
*"Trifidorostellum "
*"Trigonatrypa "
*"Trigonellina "
*"Trigonirhynchella "
*"Trigonirhynchia "
*"Trigonirhynchioides "
*"Trigonithyris "
*"Trigonoglossa "
*"Trigonosemus "
*"Trigonospirifer "
*"Trigonotreta "
*"Trigonotrophia "
*"Trigrammaria "
*"Trilobostrophia "
*"Trimerella "
*"Trimurellina "
*"Triplesia "
*"Triseptata "
*"Triseptothyris "
*"Tritoechia "
*"Trochalocyrtina "
*"Trochifera "
*"Trondorthis "
*"Tropeothyris "
*"Trophisina "
*"Tropidelasma "
*"Tropidoglossa "
*"Tropidoleptus "
*"Tropidothyris "
*"Trotlandella "
*"Trucizetina "
*"Truncalosia "
*"Truncatenia "
*"Tschatkalia "
*"Tschernyschewia "
*"Tscherskidium "
*"Tshemsarythyris "
*"Tubaria "
*"Tubegatanella "
*"Tuberella "
*"Tubersulculatella "
*"Tubersulculus "
*"Tubithyris "
*"Tubulostrophia "
*"Tudiaophomena "
*"Tulathyris "
*"Tulcumbella "
*"Tulipina "
*"Tuloja "
*"Tulungospirifer "
*"Tumarinia "
*"Tunethyris "
*"Tungussotoechia "
*"Tunisiglossa "
*"Tuotalania "
*"Turarella "
*"Turganiella "
*"Turgenostrophia "
*"Turkmenithyris "
*"Turriculum "
*"Tuvaechonetes "
*"Tuvaella "
*"Tuvaerhynchus "
*"Tuvaestrophia "
*"Tuvinia "
*"Twenhofelia "
*"Tyersella "
*"Tylambonites "
*"Tyloplecta "
*"Tylospiriferina "
*"Tylothyris "
*"Tyrganiella "
*"Tyronella "
*"Tyryrhynchus "U
*"Uchtella "
*"Uchtospirifer "
*"Uexothyris "
*"Ufonicoelia "
*"Ujandinella "
*"Ujukites "
*"Ukoa "
*"Ulbospirifer "
*"Uldziathyris "
*"Umboanctus "
*"Uncinella "
*"Uncinulus "
*"Uncinunellina "
*"Uncisteges "
*"Uncites "
*"Uncitispira "
*"Undaria"
*"Undatrypa "
*"Undelella "
*"Undellaria "
*"Undiferina "
*"Undispirifer "
*"Undispiriferoides "
*"Undithyrella "
*"Undulella "
*"Undulorhyncha "
*"Uniplicatorhynchia "
*"Unispirifer "
*"Uralella "
*"Uraloconchus "
*"Uraloproductus "
*"Uralorhynchia "
*"Uralospira "
*"Uralospirifer "
*"Uralotoechia "
*"Urbanirhynchia "
*"Urella "
*"Urushtenia "
*"Urushtenoidea "
*"Ushkolia "
*"Ussunia "
*"Ussuricamara "
*"Ussurichonetes "
*"Ussurirhynchia "V
*"Vaculina "
*"Vadimia "
*"Vadum "
*"Vaga" Sapel'nikov & Rukavishnikova 1973 [The name is preoccupied by "Vaga", abutterfly genus. "Vage " may be a possible replacement name.]
*"Vagranella "
*"Vagrania "
*"Valcourea "
*"Valdaria "
*"Vallomyonia "
*"Vandalotreta "
*"Vandercammenina "
*"Vandobiella "
*"Vaniella "
*"Variatrypa "
*"Vectella "
*"Vediproductus "
*"Veerersalosia "
*"Veghirhynchia "
*"Veliseptum "
*"Vellamo"
*"Velostrophia "
*"Venezuelia "
*"Verchojania "
*"Verkhotomia "
*"Vermiculothecidea "
*"Verneuilia "
*"Vex"
*"Viallithyris "
*"Viarhynchia "
*"Victorithyris "
*"Viligella "
*"Viligothyris "
*"Villicundella "
*"Vincentirhynchia "
*"Viodostrophia "
*"Virbium "
*"Virgiana "
*"Virgianella "
*"Virginiata "
*"Virgoria "
*"Visbyella "
*"Vitiliproductus "
*"Vitimetula "
*"Vladimirella "
*"Vladimirirhynchus "
*"Voiseyella "
*"Volborthia "
*"Volgathyris "
*"Volirhynchia "
*"Voskopitoechia "
*"Vosmiverstum "W
*"Waagenites "
*"Waagenoconcha "
*"Waconella "
*"Wadiglossa "
*"Waikatorhynchia "
*"Waiparia "
*"Wairakiella "
*"Wairakirhynchia "
*"Waisiuthyrina "
*"Walcottina "
*"Walkerithyris "
*"Waltonia "
*"Wangyuia "
*"Wardakia "
*"Warrenella "
*"Warrenellina "
*"Warsawia "
*"Waterhouseiella "
*"Wattonithyris "
*"Webbyspira "
*"Weberithyris "
*"Weibeia "
*"Weiningia "
*"Weizhouella "
*"Weldonithyris "
*"Wellerella "
*"Wenxianirhynchus "
*"Werneckeella "
*"Werriea "
*"Westbroekina "
*"Westonia"
*"Westonisca "
*"Westralicrania "
*"Whidbornella "
*"Whitfieldella "
*"Whitspakia "
*"Whittardia "
*"Wilberrya "
*"Wilsoniella "
*"Wimanella "
*"Wimanoconcha "
*"Wiradjuriella "
*"Wittenburgella "
*"Worobievella "
*"Wulongella "
*"Wulungguia "
*"Wutubulakia "
*"Wyatkina "
*"Wyella "
*"Wyndhamia "
*"Wynnia "
*"Wysogorskiella "X
*"Xana"
*"Xanthea "
*"Xenambonites "
*"Xenelasma "
*"Xenelasmella "
*"Xenelasmopsis "
*"Xeniopugnax "
*"Xenizostrophia "
*"Xenocryptonella "
*"Xenomartinia "
*"Xenorina "
*"Xenorthis "
*"Xenosaria "
*"Xenosteges "
*"Xenostina "
*"Xenostrophia "
*"Xenothyris "
*"Xerospirifer "
*"Xerxespirifer "
*"Xestosia "
*"Xestosina "
*"Xestotrema "
*"Xiangzhounia "
*"Xiaobangdaia "
*"Xinanorthis "
*"Xinanospirifer "
*"Xinjiangiproductus "
*"Xinjiangospirifer "
*"Xinjiangthyris "
*"Xinshaoella "
*"Xinshaoproductus "
*"Xizangostrophia "
*"Xysila "
*"Xystostrophia "Y
*"Yabeithyris "
*"Yagonia "
*"Yakovlevia "
*"Yakutijaella "
*"Yalongia "
*"Yanbianella "
*"Yanetechia "
*"Yangkongia "
*"Yangtzeella "
*"Yanguania "
*"Yanishewskiella "
*"Yanospira "
*"Yaonoiella "
*"Yarirhynchia "
*"Yekerpene "
*"Yeosinella "
*"Yeothyris "
*"Ygerodiscus "
*"Yichangorthis "
*"Yidunella "
*"Yidurella "
*"Yingwuspirifer "
*"Yochelsonia "
*"Yongjia"
*"Yorkia "
*"Ypsilorhynchus "
*"Yuanbaella "
*"Yuezhuella "
*"Yukiangites "
*"Yulongella "
*"Yunnanella "
*"Yunnanoleptaena "
*"Yunshanella "Z
*"Zaissania "
*"Zanclorhyncha "
*"Zdimir "
*"Zdimirella "
*"Zeilleria "
*"Zeillerina "
*"Zellania "
*"Zeravshania "
*"Zeravshanotoechia "
*"Zeugopleura "
*"Zeuschneria "
*"Zhantella "
*"Zhejiangella "
*"Zhejiangorthis "
*"Zhejiangospirifer "
*"Zhenania "
*"Zhexichonetes "
*"Zhidothyris "
*"Zhonghuacoelia "
*"Zhongpingia "
*"Zia"
*"Ziganella "
*"Zilimia "
*"Zittelina "
*"Zlichopyramis "
*"Zlichorhynchus "
*"Zonathyris "
*"Zophostrophia "
*"Zugmayerella "
*"Zugmayeria "
*"Zygatrypa "
*"Zygospira "
*"Zygospirella "Footnotes
Wikimedia Foundation. 2010.