Circulus (gastropod)

Circulus (gastropod)
Circulus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda

clade Hypsogastropoda
clade Littorinimorpha
Superfamily: Rissooidea
Family: Tornidae
Genus: Circulus
Jeffreys, 1865
Type species
Delphinula duminyi Requien, 1848
Species

See text
Synonyms[1]
  • Elachorbis Iredale, 1915
  • Pygmaeorota Kuroda & Habe, 1954
  • Circlotoma Laseron, 1958

Circulus is a genus of very small and minute sea snails with an operculum, marine gastropod mollusks in the family Tornidae.

Species

According to the World Register of Marine Species (WoRMS), the following species with valid names are included within the genus Circulus [2]

  • Circulus congoensis (Thiele, 1925)
  • Circulus hendersoni (Dall, 1927)
  • Circulus liratus (A. E. Verrill, 1882)
  • Circulus margaritiformis (Dall, 1927)
  • Circulus microsculpturatus Oliver & Rolán, 2011
  • Circulus pseudopraecedens Adam & Knudsen, 1969
  • Circulus ryalli Oliver & Rolán, 2011
  • Circulus semisculptus (Olsson & McGinty, 1958)
  • Circulus senegalensis Adam & Knudsen, 1969
  • Circulus smithi Bush, 1897
  • Circulus stephani Rolán & Ryall, 2002
  • Circulus striatus (Philippi, 1836)
  • Circulus supranitidus (Wood S., 1848)
  • Circulus texanus (Moore, 1965)
  • Circulus translucens (Dall, 1927)

The Indo-Pacific Molluscan Database also mentions the following species with names in current use :[3]

  • Circulus acutilirata (Thiele, 1925)
  • Circulus aequatorialis (Thiele, 1925)
  • Circulus angulata (Adams)
  • Circulus callusa (Laseron, 1958)
  • Circulus cingulifera A. Adams, 1850
  • Circulus delectabile (Tate, 1899)
  • Circulus duplicatus (Lischke, 1872)
  • Circulus gyalum (Melvill, 1904)
  • Circulus harriettae (Petterd, 1884)
  • Circulus liricincta (Garrett, 1873)
  • Circulus modestum (Gould, 1859)
  • Circulus octolirata (P. Carpenter, 1856)
  • Circulus pachyston (Verco, 1907)
  • Circulus planorbis (Laseron, 1958)
  • Circulus sculptilis (Garrett, 1873)
  • Circulus transculpta (Laseron, 1958)
  • Circulus venusta (Hedley, 1901)
  • Circulus virginiae (Jousseaume, 1872)

The Database of Western Atlantic Marine Mollusca also adds the following species :[4]

  • Circulus orbignyi (P. Fischer, 1857) (dubious name)
Species brought into synonymy
  • Circulus carinulatus Locard, 1889 : synonym of Circulus striatus (Philippi, 1836)
  • Circulus costulatus Locard, 1889 : synonym of Circulus striatus (Philippi, 1836)
  • Circulus dalli Bush, 1897 : synonym of Cyclostremiscus dalli (Bush, 1897)
  • Circulus tatei (Angas, 1878) : synonym of Elachorbis tatei (Angas, 1878)
  • Circulus tricarinatus (Wood S., 1848) : synonym of accepted as Circulus striatus (Philippi, 1836)

References

  1. ^ OBIS : Circulus
  2. ^ WoRMS : Circulus; accessed : 11 July 2011
  3. ^ OBIS : Circulus
  4. ^ Malacolog : Circulus


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