Inoceramus labiatus

Geological Range

Albian to Campanian

Texas to Wyoming

Santonian: Mesaverde Formation (NM)
Turonian: Carlile Shale (KS); Carlile Shale (Fairport Member) (KS); Carlile Shale (SD); Frontier Formation (WY); Greenhorn Limestone (KS); Greenhorn Limestone (Jetmore Chalk Member) (KS); Greenhorn Limestone (Pfeifer Member) (KS)
Cenomanian: Greenhorn Limestone (CO); Greenhorn Limestone (KS); Greenhorn Limestone (NM)
Albian: Mowry (WY)
Unknown Stage: Benton Shale (CO); Benton Shale (KS); Benton Shale (NM); Carlile Shale (SD); Eagle Ford Formation (TX); Frontier Formation (WY); Frontier Formation (UT); Gallup Sandstone (NM); Greenhorn Limestone (CO); Greenhorn Limestone (IA); Greenhorn Limestone (SD); Lake Waco Formation (TX); Lewis Shale (NM); Mancos Shale (NM); Niobrara Formation (CO); Niobrara Formation (Smoky Hill Mbr) (KS); Niobrara Formation (NM)