	Authors	Year	Title
	Kuzina	1980	Saurskie ammonoidei. Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 181: p.1-108, fig.1-29, pl.1-9; Moskva.
	Liang & Wang	1988	Carboniferous Cephalopods of Xinjiang, NW China. In: Wiedmann,J. & Kullmann,J. (eds.), Cephalopods - Present and Past, 553-575, 2 text-figs., 1 tabl., 6 pls., Stuttgart.
	Liang & Wang	1991	Carboniferous cephalopods of Xinjiang. Paleontologica Sinica, n.ser.B, 180: 1-171, fig.1-104, pl.1-40; Nanjing.
	Shimanskiy & Kuzina	1977	Rannekamennougol'nye golovonogie pripolyatnogo Urala. Byulleten' Mosk. Obshchestva Isp. Pripody, Otd. Geologii, 52 (6): 79-90, fig.1-2, pl.1,2; Moskva.