Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Nodularia douglasiae nominal species Unio pictorum var. longirostris Middendorff, 1851
Middendorff, 1851, Reise Nord. Ost. Sibiriens 2(1): 276-277, pl. 28, figs. 1-3.
Schrenck, 1867, Reise Forsch. Amurlande 2: 696.
(misidentified reference to Unio longirostris Rossmässler, 1836)
= Nodularia douglasiae Taxonomic Opinions
+ Nodularia douglasiae (Griffith & Pidgeon, 1833) — Lopes-Lima et al., 2020
+ Nodularia middendorffi (Westerlund, 1890) — Vinarski & Kantor, 2016
+ Nodularidia douglasiae (Griffith & Pidgeon, 1833) — He & Zhuang, 2013
+ Nodularia (s.s.) middendorffi (Westerlund, 1890) — Bogatov, 2012
+ Nodularia middendorffi (Westerlund, 1890) — Kantor et al., 2010
+ Nodularia middendorffi (Westerlund, 1890) — Kantor & Sysoev, 2005
+ Nodularia (s.s.) middendorffi (Westerlund, 1890) — Zatravkin & Bogatov, 1987
+ Nodularia middendorffi (Westerlund, 1890) — Moskvicheva, 1973
+ Unio middendorffi n. — Westerlund, 1890
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