Subgenus (Barynaias) H. Crosse & P. Fischer, 1894

(3-5-4-0-4-9-7-175-1-0-0-0-0)
[=(Sphenonaias) H. Crosse & P. Fischer, 1894]
Ref. Vaught, 1989 p 121
[see also as Genus]