Authors	Year	Title
Bogoslovskaya	1962	Artinskie ammonoidei Srednego Urala. Trudy Paleontogicheskogo Instituta Akademiya Nauk SSSR, 87: 1-103, fig.1-52, pl.1-11; Moskva.
Nassichuk	1971	Permian ammonoids and nautiloids, Southeastern Eagle Plain, Yukon Territory. Journal of Paleontology, 45 (6): 1001-1021, fig.1-12, tab.1-3, pl.124-126; Tulsa,Oklahoma.
Ruzhencev	1956	Nizhnepermskiye ammonity Yuzhnogo Urala. II. Ammonity Artinskogo yarusa. Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 60: 1-275, fig.1-97, pl.1-39; Moskva.