Authors Year Title
Becker & House 1993 New early Upper Devonian (Frasnian) goniatite genera and the evolution of the "Gephurocerataceae".
Berliner geowissenschaftliche Abhandlungen (E), 9: 111-133, fig.1-4, pl.1-2; Berlin.
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.
House 1965 A study in the Tornoceratidae: the succession of Tornoceras and related genera in the North American Devonian.
Phil. Transactions of the Royal Society of London, Ser.B Biological Science, No.763 Vol.250: 79-130, fig.1-19, pl.1-11; London.
Miller 1938 Devonian ammonoids of America.
Special Papers, Geological Society of America, 14: 1-262, fig.1-41, pl.1-39; Baltimore.