| Page last updatedWed 1 October 2025
 | The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win! 
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 Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Gonideini | Gonidea angulata nominal species Gonidea coalingensis Arnold, 1909 Arnold, 1909. Bull. U.S. Geol. Surv. 396: 47, pl. 30, fig. 11.= Gonidea angulata Taxonomic Opinions= Gonidea coalingensis Arnold, 1909 — Modell, 1957 = Gonidea coalingensis coalingensis Arnold — Henderson, 1935 + Gonidea (Limnobasilissa) angulata subangulata (Cooper, 1894) — Hannibal, 1912 |