†Cosmomya (Cosmomya) Holdhaus 1913 (clam)
Bivalvia - Pholadomyida - Pholadomyidae
Full reference: K. Holdhaus. 1913. The fauna of the Spiti shales, Lamellibranchiata and Gastropoda. Palaeontologia Indica, Series 15 4:397-456
Parent taxon: Cosmomya according to J. M. Dickins and S. C. Shah 1965
Sister taxon: Cosmomya (Palaeocosmomya)
Subtaxa: Cosmomya (Cosmomya) egregaria
Type: Cosmomya egregia
Ecology: facultatively mobile deep infaunal suspension feeder
Distribution: found only at Northwest Kimplong, southwest Niti Pass (Permian of India)