Rhynchonellata - Rhynchonellida - Allorhynchidae

Alternative combination: Spirifer triplicatus

Belongs to Terebratuloidea according to T. N. Tschernyschew 1902

Sister taxa: Terebratuloidea beta, Terebratuloidea centroplicata, Terebratuloidea davidsoni, Terebratuloidea depressa, Terebratuloidea elegantula, Terebratuloidea inflata, Terebratuloidea lhunzhubica, Terebratuloidea mimula, Terebratuloidea minor, Terebratuloidea ornata, Terebratuloidea pengshuiensis, Terebratuloidea subaviformis, Terebratuloidea subdepressa, Terebratuloidea subornata, Terebratuloidea trifida, Terebratuloidea xizangensis

Ecology: stationary epifaunal suspension feeder