Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Lamellidentini | Trapezidens exolescens

nominal species Unio exolescens Hanley & Theobald, 1874

Unio exolescens Hanley & Theobald, 1874 = Trapezidens exolescens

specimen image from publication‘Gould’ Hanley & Theobald, 1874. Conch. Indica (6): 43, pl. 107, fig. 5.
(reference to Unio exolescens Gould, 1843)

= Trapezidens exolescens

Taxonomic Opinions

+ Trapezoideus misellus (Morelet, 1865) — Haas, 1919

+ Trapezoideus exolescens (Gould, 1843) — Preston, 1915

+ Trapezoideus exolescens (Gould, 1843) — Simpson, 1900