Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio tumidiformis nominal species Unio callipygus Drouët, 1893
Drouët, 1893, J. de Conch. 41: 172.
Drouët, 1893, Mém. Acad. Sci. Dijon 4: 203, pl. 2, fig. 1.
= Unio tumidiformis Taxonomic Opinions
+ Unio tumidiformis da Silva e Castro, 1885 — Lopes-Lima et al., 2024
+ Unio tumidiformis Castro, 1885 — Reis & Araujo, 2009
+ Unio tumidiformis Castro, 1885 — Araujo et al., 2009
+ Unio pictorum mucidus Morelet, 1845 — Haas, 1969
+ Unio pictorum mucidus Morelet, 1845 — Haas, 1940
= Unio callipygus Drouët — Kobelt, 1903
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