	Authors	Year	Title
	Chernyshev	1887	Fauna srednego i verkhnego devona zapadnago sklona Urala. Trudy geol. Kom., 3 (3): I-XII, 1-208, pl.1-14; S.-Peterburg.
	Nalivkina	1947	Otriad Ammonoidea, Ammonoidei. Atlas rukovodiashchikh form iskopaemykh faun SSSR, 3: Devosnkaia Sistema. Moskva-Leningrad.