-
By: Smith, James Perrin,Edition:Publication info: Palo Alto, Cal, 1900Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: PlacenticerasBHL Collections:
-
By: Kennedy, W. J. (William James) - Cobban, William Aubrey, - Landman, Neil H.Edition:Publication info: New York, N.Y, American Museum of Natural History, c1996Volume: no.3173 (1996)Series:Holding Institution: American Museum of Natural History LibrarySubjects: Ammonoidea Cretaceous Paleontology Placenticeras West (U.S.)BHL Collections: