Bivalvia | ... | Unionidae | Gonideinae | Rectidentini | Contradentina | Lens contradens

nominal species Unio sumatrensis Lea, 1859

Unio sumatrensis Lea, 1859 = Lens contradens

Lea, 1859. Proc. Acad. Nat. Sci. 11: 153.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 7]: 239 [57], pl. 34, fig. 118.
(renamed Margaron (Unio) dimotus Lea, 1870; homonym of Unio sumatrensis Dunker, 1852)
Type(s): HOLOTYPE USNM_84059, Sumatra.

Taxonomic Opinions

+ Lens contradens (Lea, 1838), comb. nov. — Pfeiffer et al., 2021: 413.

+ Contradens contradens (I. Lea, 1838) — Bieler, 2021: 18.

+ Uniandra contradens dimotus (Lea, 1870) — Brandt, 1974: 289.

+ Contradens ascia (Hanley, 1856) — Haas, 1969: 99.

+ Nodularia (s.s.) dimota (Lea, 1870) — Simpson, 1914: 1009.

+ Contradens dimotus dimotus (Lea, 1870) — Haas, 1913: 178.

= Unio sumatrensis Lea — Bullen, 1906: 15.

+ Nodularia (s.s.) dimota (Lea, 1870) — Simpson, 1900: 818.

= Unio sumatrensis Lea — Crosse & Fischer, 1876: 326.

+ Margaron (Unio) dimotus (Lea) — Lea, 1870: 30.

= Unio sumatrensis Lea, 1859 — Reeve, 1865: pl. 28, sp. 142.