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

nominal species Unio mederianus Küster, 1861

= Lens contradens

Taxonomic Opinions

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

+ Uniandra contradens contradens (Lea, 1838) — Brandt, 1974

+ Contradens contradens (Lea, 1838) — Haas, 1969

+ Contradens contradens (Lea, 1838) — van Benthem Jutting, 1953

+ Nodularia (s.s.) contradens (Lea, 1838) — Simpson, 1914

+ Contradens contradens (Lea, 1838) — Haas, 1913

+ Nodularia (s.s.) contradens (Lea, 1838) — Simpson, 1900

= Unio mederianus Mousson — Küster, 1861