ammonites
Adygella himalayana Bittner 1899

Rhynchonellata - Terebratulida - Dielasmatidae

Alternative combinations: Dielasma himalayanum, Terebratula (Dielasma) himalayanum

Belongs to Adygella according to Y. G. Jin et al. 1976

Sister taxa: Adygella biplicata, Adygella bittneri, Adygella circulata, Adygella cubanica, Adygella elongata, Adygella pentagonalis, Adygella rugosoplicata, Adygella subsphaerica

Average measurements (in mm): shell 24.7 x 18.0