Eastern U.S.
Shells
Purisma Fm.
California
Trilobite
Eastern USA
Inclusions
Brachiopod
Brachiopod- Platystrophia
Green River Fm
Wyoming
Belemnite
Wyoming.
Shark Tooth
Santa Margarita Fm. California
All original images and manuscript are © Bosco's Rock Pile 1994-Present Created: Sunday, May 28, 1994