†Pterochaenia (Pterochaenia) Clarke 1904 (clam)
Bivalvia - Myalinida - Lunulacardiidae
Parent taxon: Pterochaenia according to Clarke 1904
Sister taxon: Pterochaenia (Clarkea)
Subtaxa: none
Ecology: facultatively mobile epifaunal suspension feeder
Distribution: found only at Platy limestone-shale facies, Upper Pridolian, Barrandian S-D boundary section (Silurian of Czechia)