Bear Gulch Fossils

Fossils of the Bear Gulch Limestone, Heath Shale Formation, Montana

Geologic Time: Paleozoic Mississippian 320 Million Years Ago

Bear Gulch Fish Fossils
Male Echinochimaera meltoni Fish Fossil	Female Echinochimaera meltoni Fish Fossil	Discoserra pectinodon Fish Fossil	Guildayichthys carnegiei
Allenypterus montanus	Iniopterygian Flying Shark Fish Fossil	Apholodotus (Apholodotos) osna	Falcatus falcatus Shark
Caridosuctor populosum	Harpagofututor volsellorhinus Shark Fossil	Wendichthys dicksoni	Guildayichthys carnegiei
Phanerosteon phonax	Kalops monophrys
Bear Gulch Invertebrate Fossils
Rare Perimecturus rapax Shrimp Precursor Class Malacostraca Family Perimecturi	Orbiculoid Brachiopods with Preserved Natural Shell Brachiopoda, Lingulida, Discinidae	Reticycloceras Orthocone Nautiloid Fossil Order Nautilida Family Pseudorthoceratidae	Lepidasterella Starfish Fossil
Aenigmacaris cornigerum Shrimp Carboniferous Bear Gulch, Montana	Tyrannophontes theridion Shrimp Precursor Carboniferous Bear Gulch, Montana	Sairocaris centurion Phyllocarid Carboniferous Bear Gulch, Montana