Eucalycoceras

Eucalycoceras Temporal range: Cretaceous, 99.7–94.3  Ma PreꞒ Ꞓ O S D C P T J K Pg N
E. pentagonus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	† Ammonoidea
Order:	† Ammonitida
Family:	† Acanthoceratidae
Subfamily:	† Acanthoceratinae
Genus:	† Eucalycoceras Spath, 1923
Species
See text

Eucalycoceras is an extinct genus of cephalopods belonging to the Ammonite subclass.

Species

• E. collignoniFabre, 1940
• E. denizotiFabre, 1940
• E. gothicumKossmat, 1895
• E. pentagonusJukes-Browne, 1896

Description

Eucalycoceras are medium-sized ammonites, generally compressed, with flattened flanks and venter with dense tuberculate ribs.

Distribution

Fossils of this genus have been found in the Cretaceous of Antarctica, Brazil, France, the United Kingdom and United States.

See also

• List of ammonite genera

References

• Tarrantoceras Stephenson and Related Ammonoid Geneva from Cenomanian (Upper Cretaceous) Rocks in Texas and the Western Interior of the United States
• The Paleobiology Database
• J. Sepkoski Online