Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio crassus

nominal species Unio rubens Menke, 1828

Unio rubens Menke, 1828 = Unio crassus

Menke, 1828. Syn. Method. Moll.: 64, 90.
Menke, 1830. Syn. Method. Moll.: 107, 149.
LECTOTYPE SMF 10950 (by Haas, 1912: 527, pl. 5, figs. 10-14), mill race on Wupper River, Barmen, Germany.

Taxonomic Opinions

+ Unio crassus Philipsson, 1788 — Nagel, 2025: 144, fig. 123.

lectotype SMF 10950/1v (by Haas, 1912: 522, pl. 5, fig. 10-14) — Germany, “in fossa molari e fluvio Wupper ducta, prope Barmen” [mill race drained from the river Wupper near Barmen, a district in Wuppertal, 51°16’N 007°11’E] (coll. E.A. Rossmässler 15.xii.1849 ex K.T. Menke, leg. Osterroth i.1824)

+ Unio crassus Philipsson in Retzius, 1788 — Lopes-Lima et al., 2024: suppl. append. 2, p. 3.

+ Unio (Crassiana) crassus Retzius, 1788 — Vinarski & Kantor, 2016: 24.

+ Pleurobema sintoxia (Rafinesque, 1820) — Williams et al., 2008: 569.

+ Pleurobema sintoxia (Rafinesque, 1820) — Parmalee & Bogan, 1998: 193.

+ Unio crassus crassus Retzius — Haas, 1969: 45.

+ Unio crassus crassus Retzius, 1788 — Haas, 1940: 129.

+ Quadrula (Obliquata) coccinea (Conrad, 1836) — Frierson, 1927: 53.

+ Quadrula (sec. Fusconaia) (Group of Q. undata) coccinea (Conrad) — Simpson, 1914: 883.

+ Quadrula (sec. Fusconaia) coccinea Conrad — Simpson, 1900: 789.

= Unio crassus var. rubens Menke, 1830 — Westerlund, 1890: 63.

+ Margaron (Unio) batavus (Mat. & Ract.) — Lea, 1870: 48.

= Unio (Lymnium) crassus var. — Drouët, 1857: 225.

+ Unio crassus Retz. — Küster, 1854: 113.

+ Margaron (Unio) batavus (Lam.) — Lea, 1852: 30.

- UNASSIGNED — Lea, 1838: 26.

= Unio rubens Mke. — Rossmässler, 1837: 56, pl. 29, fig. 412.

- UNASSIGNED — Lea, 1836: 41.

= Unio rubens Menke, 1828 — Menke, 1830: 107.

= Unio rubens Menke, 1828 — Menke, 1828: 64.