Authors	Year	Title
Furnish & Glenister	1971	Permian Gonioloboceratidae (Ammonoidea). Smithsonian Contributions to Paleontology, 3: 301-312, fig.1-3, pl.1-2; Washington.
Glenister, Baker & Furnish	1990	Additional Early Permian ammonoid cephalopods from Western Australia. [Glenister,B.F., Baker,C., Furnish,W.M. & Thomas,G.A.] Journal of Paleontology, 64 (3): 392-399, fig.1-4, 1tab.; Tulsa, Okla.
Miller	1932	A Pennsylvanian cephalopod fauna from South-Central New Mexico. Journal of Paleontology, 6 (1): 59-93, fig.1, pl.12,13; Tulsa, Oklahoma.