ammonites
Tschernyschewia transindicus Reed 1944 (lamp shell)

Strophomenata - Productida - Tschernyschewiidae

Alternative combination: Productus (Tschernyschewia) transindicus

Full reference: F. R. C. Reed. 1944. Brachiopoda and Mollusca from the Productus limestones of the Salt Range. Palaeontogica Indica, Memoirs of the Geological Survey of India, New Series 23(2):1-596

Belongs to Tschernyschewia according to M. E. Clapham 2011

Sister taxa: Productus (Tschernyschewia) mysius, Tschernyschewia americana, Tschernyschewia fugax, Tschernyschewia geniculata, Tschernyschewia pseudoirginae, Tschernyschewia punjabensis, Tschernyschewia sinensis, Tschernyschewia typica, Tschernyschewia vicinalis

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): shell 24.2 x 32.6