†Stutchburia oblonga Golowinsky 1869 (clam)
Bivalvia - Cardiida - Kalenteridae
Alternative combination: Cleidophorus oblongus
Belongs to Stutchburia according to V. A. Muromtseva and V. A. Guskov 1984
Sister taxa: Stutchburia brasiliensis, Stutchburia compressa, Stutchburia costata, Stutchburia cuneata, Stutchburia dianensis, Stutchburia etheridgei, Stutchburia farleyensis, Stutchburia guangdongensis, Stutchburia hoskingae, Stutchburia hunanensis, Stutchburia jiangxiensis, Stutchburia modioliformis, Stutchburia muderongensis, Stutchburia obliqua, Stutchburia pallasi, Stutchburia recta, Stutchburia sangallii, Stutchburia simplex, Stutchburia sonorensis, Stutchburia tschernyschewi, Stutchburia variabilis, Stutchburia veneris
Ecology: facultatively mobile infaunal suspension feeder