Cossmannea
Species
Cossmannea imalyi Sohl, 1965
Occurrence: Carmel, Twin Creek
Reference: Sohl, 1965
Cossmannea? kanabensis Sohl, 1965
Occurrence: Carmel
Reference: Sohl, 1965
Sohl, 1965 mentions that other species “occur in the western interior Jurassic. They are especially abundant in the Gypsum Spring Formation but also occur in the “Lower Sundance Formation,” the Preuss Sandstone, and questionably in the Piper and Sawtooth Formations.”