Docidoceras

Docidoceras
Docidoceras
Temporal range: Middle Jurassic
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Superfamily: Stephanocerataceae
Family: Otoitidae
Genus: Docidoceras
Buckman, 1919[1]
species
  • D. biforme
  • D. chandleri
  • D. chocsinkyi
  • D. cylindroides
  • D. wysogorskii
  • D. zemistephanoides

Docidoceras is an extinct ammonite genus from the order Ammonitida that lived during the Middle Jurassic in what is now Europe, North Africa, and Oregon. Docidoceras is included in the family Otoitidae which makes up part of the ammonite superfamily Stephanocerataceae.

Docidoceras has a broad,finely ribbed, evolute shell with a depressed whorl section. The venter,the outer rim, is broadly arched and crossed by the ribs without interruption. The dorsum, on the inner rim of the whorls is broadly impressed.

References

  • Arkell et al,1957; Ammonitina in the Treatise on Invertebrate Paleontology, Part L, Ammonoidea; Geological Soc of America and Univ Kansas press.