The Bear Paw / Pierre Shale Collection

Ammonite, Placenticeras
inside a concretion

  • Name: Ammonite, Placenticeras inside a concretion
  • Series: Upper Cretaceous
  • Collector: David Donovan

Bivalve, Inoceramus

Bivalve, Inoceramus

  • Name: Bivalve, Inoceramus
  • Series: Upper Cretaceous
  • Collector: David Donovan

Heteromorphic Ammonite, Didymoceras

Heteromorphic Ammonite, Didymoceras

  • Name: Heteromorphic Ammonite, Didymoceras
  • Series: Upper Cretaceous
  • Collector:George Stanley

Ammonite, Jeletzkytes

Ammonite, Jeletzkytes

  • Name: Ammonite, Jeletzkytes
  • Series: Upper Cretaceous
  • Collector: unknown

Shrimp-like Crustacean,
Palaeonephrops

Shrimp-like Crustacean,

  • Name:  Shrimp-like Crustacean, Palaeonephrops
  • Series:  Upper Cretaceous
  • Collector: Larry Eichorn

Bearpaw Shale Fossils (Cretaceous)

This collection contains well-preserved and rare crustaceans, cephalopods and bivalves from western and central Montana, many of which are preserved in nodules

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