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

nominal species Unio semidecoratus Morlet, 1889

Unio semidecoratus Morlet, 1889 = Lens contradens

specimen image from publicationMorlet, 1889. J. de Conch. 37: 164, 192, pl. 8, fig. 4.

Taxonomic Opinions

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

+ Contradens contradens (Lea, 1838) — Do et al., 2018: 5.

+ Uniandra contradens tumidula (Lea, 1856) — Brandt, 1974: 290.

+ Ensidens (Uniandra) inaequalis (Rochebrune, 1882) — Haas, 1969: 73.

+ Nodularia (s.s.) inaequalis (Rochebrune, 1882) — Simpson, 1914: 1013.

+ Ensidens (sec. Uniandra) inaequalis (Rochebrune, 1882) — Haas, 1913: 140.

= Nodularia (s.s.) semidecorata (Morlet, 1889) — Simpson, 1900: 819.

= Unio semidecoratus L. Morlet — Fischer, 1891: 227.

= Unio semidecoratus nov. sp. — Morlet, 1889: 164, 192, pl. 8, fig. 4.