page_title: Cook Mountain Formation
hierarchical_section_title: Cook Mountain Formation
caption_attribution_description: Distorsio septemdentata (Gabb 1860) English: Length 1.7 cm; Eocene, Claiborne Stage, Cook Mountain Formation (= Type Formation)&#160;; Little Brazos River, Brazos County, Texas, USA. Dorsal, lateral (right side), ventral, back, and front view. Deutsch: Länge 1,7 cm; Herkunft: Eozän, Claiborne Stufe, Cook Mountain Formation (= Typusformation); Little Brazos River, Brazos County, Texas, USA.
context_page_description: The Cook Mountain Formation is a geologic formation in Alabama. It preserves fossils dating back to the Paleogene period.
context_section_description: The Cook Mountain Formation is a geologic formation in Alabama. It preserves fossils dating back to the Paleogene period.
caption: Gastropoda fossils from the Cook Mountain Formation
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