Authors	Year	Title
Bogoslovsky	1958	Devonskie ammonoidei Rudnogo Altaya. Trudy Paleont. Inst. Akad. Nauk SSSR, 64: 1-155, fig.1-45, pl.1-9; Moskva.
Bogoslovsky	1969	Devonskie ammonoidei. I. Agoniatity. Trudy paleont. Inst., 124: 1-341, fig.1-104, pl.1-29; Moskva.
Zhang & Ruan	1983	Discovery of a Devonian ammonoid species from Ejin Banner of Western Inner Mongolia. Acta Palaeontologica Sinica, 22 (1): 119-121, fig.1-3; Bejing.