Browse Items (4 total)
- Coverage is exactly "Prairie Bluff Fm. (Chalk)"
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Mortoniceras aff. M. texanum (Roemer 1852) Ammonite
(DSM# FK101) Extinct genus of ammonite.
Eutrephosceras dekayi (Morton 1834) Coiled Cephalopod
(DSM# FK313) Extinct genus - This cephalopod genus was able to survive the K-Pg extinction at the end of the Cretaceous only to go extinct during the Miocene period.
Belemnitella americana (Morton 1830) Squid pen fossil
Extinct order - Belemnitella's closest living relative is the cuttle fish. The fossil you see here is the internal skeleton of the creature.
Belemnites sp. (Lamarck 1799) Squid pen - internal shell
(DSM# M266) Extinct order - Belemnites' closest living relative is the cuttle fish. The fossil you see here is the internal skeleton of the creature.