|
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.
|
|
|
Kutygin |
1999 |
O rannepermskikh somogolitakh (Ammonoidea) Verkhoian'ia. [In Russian, with English summary: On the Early Permian Somoholites (Ammonoidea) from the Verkhoyanks Region].
Paleontologicheskii Zhurnal, 1999 (5): 41-47, 5 figs., Moskva.
|