Bivalvia - Modiomorphida - Modiomorphidae

Belongs to Sphenolium according to Miller 1889

Sister taxa: Modiolopsis alvae, Modiolopsis convexa, Modiolopsis dalecarlica, Modiolopsis kallholniensis, Modiolopsis leptaenarum, Modiolopsis modiolaris, Modiolopsis orthoconcavus, Modiolopsis pygmaea, Orthonotella faberi, Corallidomus concentricus, Lithobia atava, Modiodesma leptaenarum, Modiodesma dalecarlica, Modiodesma kullsbergensis

Ecology: stationary semi-infaunal suspension feeder