Kawase & Hosoya, 2010
Biwia yodoensis, a new species from the Lake Biwa/ Yodo River Basin, Japan (Teleostei: Cyprinidae)Biwia yodoensis, new species, is described from the Lake Biwa/Yodo River Basin, Japan. It is distinguished from the sympatric B. zezera by the edge of the dorsal fin slightly convex (vs. concave) with indented margin in male and of the posterior margin of the caudal fin relatively shallow-forked (vs. deep-forked), a deep body and caudal peduncle, fewer lateral line scales (34-35 vs. 36-38) and the total numbers of vertebrae (34-35 vs. 36-38). It is distinguished from Korean B. springeri by the absence of barbels (vs. presence) and its very thin lip (vs. fleshy).
Seigo Kawase and Kazumi Hosoya
Ichthyological Exploration of Freshwaters, 21 (1): 1-7, 2010.