Rank Genus Subclass Ammonites | ||
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Similar Ammonites, Gymnites, Monophyllites, Arcestes, Paraceratites | ||
Ptychites is an extinct genus of cephalopods belonging to the family Ptychitidae. These nektonic carnivores lived during the Triassic period, from Anisian to Ladinian age.
Contents
Species
Description
Species in this genus are quite variable in form, ranging from subglobose to laterally compressed. The surface of the shell is sculptured with low folds.
Distribution
Fossils of species within this genus have been found in the Triassic of Afghanistan, Austria, Canada, China, Hungary, Italy, Japan, Malaysia, Oman, Papua New Guinea, Russia, Tunisia, Turkey, United States.
References
Ptychites Wikipedia(Text) CC BY-SA