Eoderoceras

Source: Wikipedia, the free encyclopedia.

Eoderoceras
Temporal range: Sinemurian[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Family: Eoderoceratidae
Subfamily: Eoderoceratinae
Genus: Eoderoceras
Spath, 1925

Eoderoceras is an evolute, round whorled

Lower Jurassic
with an outer row of distinct spines, and in some, an inner row of tubercles, on either side; ribs only on the inner whorls.

Eoderoceras, named by

Nautiloidea
still around today.

References

  1. ^ Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
  • Arkell et al., 1957. Mesozoic Ammonoidea, in Treatise on Invertebrate Paleontology, (Part L); Geological Soc. of America and University of Kansas press
  • Donovan, Callomon and Howarth 1981 Classification of the Jurassic Ammonitina; Systematics Association. [1]