Haas, F. 1911. Die Unioniden. [in] H.C. Küster, Systematisches Conchylien-Cabinet von Martini und Chemnitz 9 (pt. 2, h. 44): 65-88, pls., 18-23. Available electronically.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): pl. 18-22.
Haas, 1913. Nachr. Bl. Dtsch. Malak. Ges. 45: 35.
Haas, 1913. Conch. Cab. 9 (pt. 2, h. 48): 173.
Type species: Unio contradens Lea, 1838 (orig. desig.) = Lens contradens
Haas, 1910. Nachr. Bl. Dtsch. Malak. Ges. 42: 102.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): pl. 23.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 204.
Type species: Pressidens moellendorffi Haas, 1910 (orig. desig.) = Pressidens exanthematicus
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): pl. 22.
Haas, 1913. Nachr. Bl. Dtsch. Malak. Ges. 45: 36.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 202.
Type species: Unio pajakomboensis Bullen, 1906 (orig. desig.) = Lens contradens

Haas, 1910. Ann. Mag. Nat. Hist. 6: 499.
Haas, 1910. Conch. Cab. 9 (pt. 2, h. 42): pl. 7, figs. 4-5.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): 75.
(intro'd as intra-sp. of Unio douglasiae Griffith & Pidgeon, 1833)
Type(s): TYPE SMF_3659, Hunan, M. China.
Haas, 1910. Ann. Mag. Nat. Hist. 6: 496.
Haas, 1910. Conch. Cab. 9 (pt. 2, h. 42): pl. 8, figs. 3-4.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): 83, pl. 8, figs. 3-4.
‘Kobelt’ Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): 87.
(error for Unio jokohamensis Ihering, 1893)

Haas, 1910. Nachr. Bl. Dtsch. Malak. Ges. 42: 103.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 44): pl. 23, figs. 3-5.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 207.
Haas, 1969. Das Tierreich 88: 82.
Haas, 1969. Treatise on Invert. Paleo 1: N430.
Type(s): TYPE SMF_3600, Insel Palawan b. Borneo.
Nodularia (s.s.) denserugata Haas, 1910 = Nodularia douglasiae
Nodularia (s.s.) dorri (Wattebled, 1886) = Nodularia dorri
Nodularia (s.s.) douglasiae douglasiae (Griffith & Pidgeon, 1834) = Nodularia douglasiae + Nodularia nuxpersicae+ Unio murchisonianus Lea, 1834
+ Unio osbeckii Philippi, 1844
+ Unio nuxpersicae Dunker, 1849
+ Unio wrightii Lea, 1865
+ Unio sculptus Deshayes, 1873
+ Unio douglasiae dactylinus Heude, 1885
+ Unio pictorum var. longirostris Westerlund, 1877
+ Unio pictorum var. amurensis Mousson, 1887
+ Unio abbreviatus Westerlund, 1897
Nodularia (s.s.) douglasiae nipponensis (von Martens, 1877) = Nodularia nipponensis
Nodularia (s.s.) douglasiae sinuolata (von Martens, 1905) = Nodularia breviconcha
Nodularia (s.s.) japanensis johohamensis [sic] (von Ihering, 1893) = Inversiunio jokohamensis
Nodularia (s.s.) pliculosus (von Martens, 1884) = Nodularia douglasiae
Nodularia (s.s.) verrucifera (von Martens, 1894) = Nodularia douglasiae