Diceras (Plesiodiceras) valfinense Boehm.

Rock type: 
Age: 
157 millions years

Russia, Caucasus, Kabardino-Balkarian Republic, Chegem River Gorge. Light gray, tan, non-layered limestones. Thickness - 50 meters. Fossil: Exogyra bruntrutana Thurm., Diceras (Plesiodiceras) valfinense Boehm. Upper Jurassic. Oxfordian.

Rock type: 
Age: 
157 millions years

Russia, Caucasus, Kabardino-Balkarian Republic, Chegem River Gorge. Light gray, tan, non-layered limestones. Thickness - 50 meters. Fossil: Exogyra bruntrutana Thurm., Diceras (Plesiodiceras) valfinense Boehm. Upper Urassic. Oxfordian.