Authors Year Title
Bogoslovskaya 1986 Ammonoidei. In: Atlas kharakternykh kompleksov Permskoi fauny i flory Urala i Russkoi platformy.
Trudy, novaia seria, 331: 14-15, pl.37-59, (Nedra) Leningrad.
Chernov 1939 Otryad Ammonoidea. Ammonei.
Atlas rukovodyashchikh form iskopaemykh faun SSSR, 6, Permskaya sistema: 160-190, fig.39-103, pl.41-45; Leningrad, Moskva.
Ruzhencev 1933 O nekotorykh nizhnepermskikh ammonoideyakh Aktyubinskogo rayona.
Byulleten' Moskovskaya obshchestva ispytatelei prirody, otdelenie geologii, 11 (2): 164-180, fig.1-6, pl.4; Moskva.
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.
Tumanskaia 1963 Permskie ammonei tsentral'nogo Pamira i ikh stratigraficheskoe znachenie.
Otd. geol.-geogr. nauk Akad. Nauk SSSR: 1-119, fig.1-48, pl.A,B,1-23; Moskva.