Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Unionini | Oxynaiina | Nodularia
2 specimens + 23 Genbank vouchers

Martens, 1905. Zool. Jb., Jena, Suppl. 8: 57, text fig. c.
(homonym of Unio sinuolata Küster, 1833; intro'd as intra-sp. of Unio douglasiae Griffith & Pidgeon, 1833; renamed Nodularia breviconcha Lee, Kim, Bogan & Kondo in Lopes-Lima et al., 2020)
Type(s): TYPE ZMB_55619, Hatanggyoen am Naemingang.
Unio (Nodularia) douglasiae var. sinuolatus — Martens (1905)
Nodularia (s.s.) douglasiae sinuolata — Haas (1911)
Nodularia (s.s.) douglasiae var. sinuolata — Simpson (1914)
Unio douglasiae sinuolatus — Haas (1969), Park & Kwon (1993)
Nodularidia douglasiae — He & Zhuang (2013)
Nodularia douglasiae sinuolatus — Froufe et al. (2016), Klishko et al. (2017)
Nodularia sinuolata — Liu et al. (2017), Klishko et al. (2018)
Nodularia cf. sinuolata — Klishko et al. (2019)
Nodularia breviconcha — Lopes-Lima et al. (2020), Sayenko et al. (2021), Kim et al. (2021)
‘Martens’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]
(misidentified reference to Unio nipponensis Martens, 1877)
Lee, Kim, Bogan & Kondo in Lopes-Lima et al., 2020. MPE 146: [5, 23].
(new name for Unio douglasiae var. sinuolatus Martens, 1905)
Nodularia breviconcha — Lopes-Lima et al. (2020), Choi et al. (2020), Sayenko et al. (2021), Graf & Cummings (2021), Kim et al. (2021), ... Hou et al. (2025), Dai et al. (2025), Chen et al. (2025), Hou et al. (2025), Chen et al. (2025)
Unio (Nodularia) douglasiae var. sinuolatus — Martens (1905)
Nodularia (s.s.) douglasiae sinuolata — Haas (1911)
Nodularia (s.s.) douglasiae var. sinuolata — Simpson (1914)
Unio douglasiae sinuolatus — Haas (1969), Park & Kwon (1993)
Nodularidia douglasiae — He & Zhuang (2013)
Nodularia douglasiae sinuolatus — Froufe et al. (2016), Klishko et al. (2017)
Nodularia douglasiae nipponensis — Sano et al. (2017)
Nodularia sinuolata — Liu et al. (2017), Klishko et al. (2018)
Nodularia cf. sinuolata — Klishko et al. (2019)
Nodularia breviconcha — Lopes-Lima et al. (2020), Choi et al. (2020), Sayenko et al. (2021), Kim et al. (2021), Graf & Cummings (2021), ... Hou et al. (2025), Dai et al. (2025), Chen et al. (2025), Hou et al. (2025), Chen et al. (2025)