Pachydesmoceras
| Pachydesmoceras Temporal range: Cretaceous | |
|---|---|
 | |
| Pachydesmoceras sp., upper Cretaceous (Turonian), from Madagascar | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Genus: | Pachydesmoceras 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).
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
- Paleobiology Database
- 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
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