Alternative combination: Mortoniceras crenulatum
Full reference: F. M. Anderson. 1902. Cretaceous Deposits of the Pacific Coast. Proceedings of the California Academy of Sciences 2(1):1-155
See also Anderson 1902
Type specimen: CAS 61857.01, a shell
Average measurements (in mm): shell diameter 110.0
Distribution: found only at Asuncion Group - Richardson Ranch (shale), Siskiyou (Cretaceous of California)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.