Megasphaeroceras

Megasphaeroceras; Temporal range: Bajocian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Family:	Sphaeroceratidae
Genus:	Megasphaeroceras

Megasphaeroceras is an

ammonite genus included in Sphaeroceratidae, a family of ammonoid^[2] cephalopods characterized by their spheroidal shells with markedly eccentric coiling, fine ribbing, and complex sutures, known from the Bajocian.^[1]

References

Notes

^ ^a ^b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2016-02-25. Retrieved 2017-10-18.
^ "Paleobiology Database - Megasphaeroceras". Retrieved 2017-10-19.

Bibliography

C. Teichert (1964). R.C. Moore (ed.). Part K, Mollusca 3. Treatise on Invertebrate Paleontology. Lawrence, Kansas: Geological Society of America and University of Kansas Press. p. K190–K216.

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[Sepkoski_Ceph-1] Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2016-02-25. Retrieved 2017-10-18.

[paleodb-2] "Paleobiology Database - Megasphaeroceras". Retrieved 2017-10-19.

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[2]