Genus Nephronaias H. Crosse & P. Fischer, 1894

(3-5-4-0-4-9-7-175-0-0-0-0-0)
Syn. Caenonaias H. Crosse & P. Fischer, 1894;
Graphonaias P. Fischer & H. Crosse, 1894;
Graptonaias P. Fischer & H. Crosse, 1894;
Leptonaias H. Crosse & P. Fischer, 1894;
Simonaias H. Crosse & P. Fischer, 1894
Ref. Vaught, 1989 p 120
Syn. Nephronajas F. C. Baker, 1916;
Nepronaias C. T. Simpson, 1900
Ref. Vokes, 1980 p 76