Authors Year Title
Beecher 1890 On the development of the shell in the genus Tornoceras Hyatt.
American Journal of Science, 40 (3): 71-75, pl.1; New Haven, Conn.
Clarke 1899a The Naples  fauna (fauna with Manticoceras intumescens) in Western New York.
New York State Museum Annual Report, 50: 31-161, fig.1-106, pl.1-9; Albany.
Hall 1862 Descriptions of new species of fossils from the Upper Helderberg, Hamilton, and Chemung groups.
New York State Cab. Nat. Hist., Annual Report, 15: 26-80; Albany.
House & Kirchgasser 1993 Devonian goniatite biostratigraphy and timing of facies movements in the Frasnian of eastern North America.
In: Hailwood,E.A. & Kidd,R.B. (eds.), High Resolution Stratigraphy; Geological Society Special Publications, 70: 267-292, fig.1-13;
Kirchgasser 1975 Revision of Probeloceras Clarke, 1898 and related ammonoids from the Upper Devonian of Western New York.
Journal of Paleontology, 49:58-90, fig.1-11, pl.1-3; Tulsa,Okla.
Miller 1938 Devonian ammonoids of America.
Special Papers, Geological Society of America, 14: 1-262, fig.1-41, pl.1-39; Baltimore.