	Authors	Year	Title
	Flower	1936	Cherry Valley cephalopods. Bulletin Amer. Paleont., 22 (75): 274-342, pl.1-8; Ithaca.
	Miller	1938	Devonian ammonoids of America. Special Papers, Geological Society of America, 14: 1-262, fig.1-41, pl.1-39; Baltimore.