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

Bullen, 1906. Proc. Malac. Soc. London 7: 15, pl. 2, figs. 9-11.
Type(s): HOLOTYPE BMNH_1906-1-16-52, Pajakombo, Sumatra.
+ Lens contradens (Lea, 1838), comb. nov. — Pfeiffer et al., 2021: 413.
+ Uniandra contradens dimotus (Lea, 1870) — Brandt, 1974: 289.
+ Contradens hageni (Strubell, 1897) — Haas, 1969: 101.
= Unio pajakomboensis Bullen, 1906 — Simpson, 1914: 718.
= Schizocleithrum pajacomboënse [sic] (Bullen, 1906) — Haas, 1914: 203, pl. 22, fig. 5-6.
= Unio pajakomboensis n. sp. — Bullen, 1906: 15, pl. 2, figs. 9-11.