Bivalvia | ... | Unionidae | Gonideinae | Rectidentini | Contradentina | Lens micropterus

Rochebrune, 1882. Bull. Soc. Philom. Paris 6: 43.
Type(s): SYNTYPES MNHN_IM-2000-35806, Cambodge.
+ Lens micropterus (Morelet, 1866), comb. nov. — Pfeiffer et al., 2021: 418.
+ Contradens comptus (Deshayes & Jullien, 1874) — Konopleva et al., 2019: 5.
+ Trapezoideus exolescens (Gould, 1843) — He & Zhuang, 2013: 121.
+ Trapezoideus exolescens comptus (Deshayes in Deshayes & Jullien, 1874) — Brandt, 1974: 300.
= Trapezoideus ludovicianus (Rochebrune, 1881) — Haas, 1969: 75.
= Trapezoideus ludovicianus (Rochebrune, 1882) — Haas, 1919: 265, pl. 32, fig. 5.
= Trapezoideus ludovicianus (Rochebrune, 1881) — Simpson, 1914: 1186.
+ — Simpson, 1900: 862.
= Unio ludovicianus Rochebrune — Fischer, 1891: 226.
= Diplodon ludovicianum Rochebr. — Rochebrune, 1882: 43.