Aristoceras

Aristoceras is a Late Paleozoic goniatitid genus included in the Goniatitina suborder in which the lobes of the external suture are irregularly serrate.

Aristoceras Temporal range: Early Pennsylvanian - Early Permian
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Goniatitida
Family:	†Thalassoceratidae
Subfamily:	†Thalassoceratinae
Genus:	†Aristoceras Ruzencev,1950
Species
See text

Aristoceras, named by Ruzencev, 1950, may be a synonym for Euthalassoceras Miller and Furnish, 1940. The family to which it belongs, the Thalassoceratidae is now part of the Thalassoceratoidea, but used to be included in the Dimorphocerataceae with the Dimorphoceratidae.

References

• Arkell, W.J.; Kummel, B.; Wright, C.W. (1957). Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Lawrence, Kansas: Geological Society of America and University of Kansas Press.
• Aristoceras in GONIAT 6/9/12
• "Aristoceras". The Paleobiology Database. Retrieved 18 July 2012.