Contributions to the Tertiary paleontology of the Pacific Coast Dall, William Healey U. S. Geological Survey, Professional Paper 1909 59 1 144 urn:lsid:zoobank.org:act:F4F2DC11BC224D4DA43C906F6F85156F Scaphopoda Dentaliidae Dentalium CoL Animalia Dentaliida Mollusca species petricola  This treatment is a stub. You can help Plazi making the full treatment available.