Bivalvia - Trigoniida - Megatrigonioidae

Alternative combinations: Pterotrigonia (Acanthotrigonia) pustulosa, Trigonia pustulosa

Belongs to Pterotrigonia (Scabrotrigonia) according to M. Tashiro 1988

Sister taxa: Pterotrigonia (Scabrotrigonia) monobeana, Pterotrigonia (Scabrotrigonia) thoracica

Ecology: facultatively mobile infaunal suspension feeder