Pseudobrevicoceras
Introduction '''''Pseudobrevicoceras''''' is an extinct genus of nautilitoid cephalopods in the order Oncocerida. The familial position is undetermined.Externally ''Pseudobrevicoceras'' resembles ''Brevicoceras'', an oncocerid in the Brevicoceratidae, in having a curved, expanded, breviconic phragmocone with straight, transverse sutures.
See also *List of nautiloids
References * Sweet, Walter C. 1964.Nautiloidea-Oncocerida. Treatise on Invertebrate Paleontology, Part K. Geological Society of America and University of Kansas Press. * Sepkoski, J.J. Jr. 2002.A compendium of fossil marine animal genera. D.J. Jablonski & M.L. Foote (eds.). ''Bulletins of American Paleontology'' '''363''': 1–560. ** ''See also'' List of nautiloids