†family Prokopievskiidae Vokes 1967 (clam)
Bivalvia - Myalinida - Prokopievskiidae
Parent taxon: Prokopievskioidea according to J. G. Carter et al. 2011
See also Bouchet et al. 2010 and Nevesskaja 2009
Sister taxa: Anadontellidae, Naiaditidae
Subtaxa: Abiellinae Concinellinae Kinerkaellinae Prokopievskia Prokopievskiinae
Ecology: facultatively mobile epifaunal suspension feeder
Distribution: found only at S6, Sentyak Section, Kama River (Permian of Russian Federation)