Authors Year Title
Bogoslovskaya & Popov 1986 Ammonoidei na granitse karbona i permi. [In Russian: Ammonoids at the boundary  of Carboniferous and Permian.]
In: Papulov,G.N. [ed.], Pogranichnye otlozheniya karbona i permi Urala, Priural'ya i Srednei Azii. Biostratigrafiya i korrelyatsiya. 56-63, tab.2-3.
Bogoslovskaya, Leonova & Shkolin 1995 The Carboniferous-Permian boundary and ammonoids from the Aidaralesh section, southern Urals.
Journal of Paleontology 69: 288-301, 12 figs., Lawrence, KS.
Popov 1975 Ammonoidea (Ammonoidei). In: Paleontologicheskii Atlas kamennougol'nykh otlozhenii Urala. [In Russian].
Trudy VNIGRI 383: 111-130, pls.35-44, Leningrad (Nedra).
Ruzhencev 1950 Verkhnekamennougol'nye ammonity Urala.
Trudy Paleont. Inst., Akad. Nauk SSSR, 29: 1-220, fig.1-84, pl.1-15; Moskva.