DinoDigPolyptychoceras (Polyptychoceras) obstrictum
- Time
- 66–85.7 million years ago
- Period
- Unknown
- Known sites
- 6
Summary
Polyptychoceras (Polyptychoceras) obstrictum was an extinct marine invertebrate, approximately 66–85.7 million years ago. Fossils have been recovered from Antarctica, Russia, and United States, notably in the Santa Marta and Chico.
Summary generated from Paleobiology Database records. No Wikipedia article is available yet.
Known Sites
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