Traits name details
original description
(of Pupoides (Ischnopupoides) costatus Pierce, 2001 †) Pierce, H.G.; Constenius, K.N. (2001). Late Eocene-Oligocene nonmarine mollusks of the northern Kishenehn Basin, Montana and British Columbia. <em>Annals of Carnegie Museum.</em> 70(1): 1-112. page(s): 28-29, figs 10A-C [details] Available for editors 
|