†Peribositria sossunovi Bytschkov and Efimova 1968 (clam)
Bivalvia - Ostreida - Posidoniidae
Alternative combination: Posidonia sossunovi
Belongs to Peribositria according to A. S. Dagis et al. 1996
Sister taxa: Bositra buchi, Bositra sibirica, Peribositria mimer, Peribositria backlundi, Peribositria tenuissima, Peribositria popowi, Peribositria borealis, Peribositria jakutica, Peribositria tompoensis, Peribositria inflata, Peribositria taimyrensis
Ecology: stationary epifaunal suspension feeder
Average measurements (in mm): valve length 6.72