Authors	Year	Title
Liang & Zhu	1988	Early Carboniferous cephalopods of Baoshan, Yunnan. Acta Paleontologica Sinica, 27 (3): 288-302, fig.1-18, pl.1-4; Beijing.
Popov	1975	Ammonoidea (Ammonoidei). In: Paleontologicheskii Atlas kamennougol'nykh otlozhenii Urala. [In Russian]. Trudy VNIGRI 383: 111-130, pls.35-44, Leningrad (Nedra).
Ruzhencev	1966	Vizeyskie ammonoidei na Yuzhnom Urale. Paleontologicheskiy Zhurnal, 1966 (1): 47-59, fig.1-6, pl.5; Moskva.