Authors Year Title
Andrianov 1985 Permskie i nekotorye kamennougol'nye ammonoidei Severo-Vostoka Azii.
Novosibirsk Izdatel'stvo Nauka, Sibirskoe Otdelenie, 1985: 1-180, fig.1-54, pl.A,B,1-21; Novosibirsk.
Popov 1965 Vozrast sloev s Yakutoceras v Verkhoian'e.
Uchenye zapiski.Nauchno-issledovatel'skogo instituta geologii Arktiki, ser. paleont. i biostratigraf., 7; 67-73.
Popov 1970 Ammonoidei. In: Stratigrafiya kamennougol'nykh i permskikh otlozhenii Severnogo Verkhoyan'ya.
Trudy Nauchno-issledovatel'skogo instituta Geologii Arktiki,  1970: 113-140, fig.5-27, pl.13-19; Leningrad.
Ruzhencev 1975 Ammonoidei i khronostratigrafiia Karbona vostochnoi Sibiri.
Paleontologicheskii Zhurnal, 1975 (2): 28-45, fig.1-7, pl.1,2; Moskva.
Sobolev, Budnikov & Klets 1998 Pozdnebashkirskie ammonoidei i nautiloidei zapadnogo Verkhoian'ia. E.S.Sobolev, I.V.Budnikov, A.G.Klets & V.S.Grinenko: [Late Bashkirian Ammonoids and Nautiloids from the Western Verkhoyansk Region].
Paleontologicheskii Zhurnal, 1998 (5): 13-25, 6 figs., pl.2-3, Moskva.