Pachydesmoceras
| Pachydesmoceras Temporal range: Cretaceous | |
|---|---|
 | |
| Pachydesmoceras sp., upper Cretaceous (Turonian), from Madagascar | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Family: | †Desmoceratidae |
| Subfamily: | †Puzosiinae |
| Genus: | † Spath, 1922 |
Pachydesmoceras is a genus of ammonites belonging to the family Desmoceratidae.
Species of this genus were fast-moving nektonic carnivorous shelled cephalopods. They lived during the Cretaceous, from the Albian (112.0-99.6 Mya) to the Santonian (85.8-83.5 Mya) stage.
Distribution
Cretaceous of Antarctica, Cameroon, India, Japan, Nigeria, Romania, United States (California).
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Fossil of Pachydesmoceras pachydiscoide from Japan. Exhibit in the National Museum of Nature and Science, Tokyo, Japan.
See also
References
- Sepkoski, Jack Sepkoski's Online Genus Database – Cephalopodes Archived 2016-02-25 at the Wayback Machine
- Paleobiology Database Archived 2007-10-01 at the Wayback Machine
- Adrian Kin First record of the puzosiine ammonite genus Pachydesmoceras from the Middle and Upper Turonian of Poland
- Tatsuro Matsumoto Note on Pachydesmoceras, a Cretaceous ammonite genus