Bivalvia | ... | Unionoidea | Unionidae | Gonideinae | Rectidentini | Contradentina | Lens
34 specimens + 9 GenBank vouchers

Lea, 1856. Proc. Acad. Nat. Sci. 8: 93.
Lea, 1857. Jour. Acad. Nat. Sci. 3 [O. 6]: 293 [13], pl. 24, fig. 6.
Type(s): LECTOTYPE USNM_85196, Siam.
Nodularia (s.s.) inornata — Simpson (1900), Simpson (1914)
Physunio (s.s.) inornatus — Haas (1919), Haas (1952), Haas (1969)
Physunio inornatus — Brandt (1974), Graf & Cummings (2007), Bogan (2010), IUCN (2012), Kongim et al. (2015), Zieritz et al. (2018), Konopleva et al. (2019), Graf & Cummings (2021)
Lens inornatus — Pfeiffer et al. (2021), Zieritz et al. (2024)
Nodularia (s.s.) inornata — Simpson (1900), Simpson (1914)
Physunio (s.s.) inornatus — Haas (1919), Haas (1952), Haas (1969)
Physunio inornatus — Brandt (1974), Graf & Cummings (2007), Bogan (2010), IUCN (2012), Kongim et al. (2015), Zieritz et al. (2018), Konopleva et al. (2019), Graf & Cummings (2021)
Lens inornatus — Pfeiffer et al. (2021), Zieritz et al. (2024)