Trapezoideus exolescens (Gould, 1843)  

Family: Unionidae

[Anodon pallegoixi Sowerby, 1867, moreDiplodon ludovicianum Rochebrune, 1881, Parreysia dalliana Frierson, 1913, Trapezoideus dhanushori Prashad, 1921, Trapezoideus foliaceus zayleymanensis Preston, 1912, Trapezoideus pulcher Haas, 1952, Unio comptus Deshayes in Deshayes & Jullien, 1874, Unio exolescens Gould, 1843, Unio foliaceus Gould, 1843, Unio misellus Morelet, 1865, Unio misellus subclathratus Martens, 1899, Unio peguensis J.G. Anthony, 1865]