Zezera. 81 
XXXVI. Zezera hilgendorfi (Ishikawa) Jordan and Fowler. (Cyprinide. ) 
Piste XIX, fie. 71; plate XXI, fig. 78 and 79. 
Mugitsuku. 
Zesera hilgendorfi Ishikawa Ms., in Jordan and Fowler, Proc. U.S. Nat. Mus., 
XXVI, 1903, p. $37; Funayado, Kiusiu.—I-hikawa, Proc. Dep. Nat. Hist. 
Tokyo Imp. Mus., I, 1904, p. 3, p!. II; Tsuyama River, Mimasaka; Asahi 
River, Mimasaka. 
Habitat.—Several streams of Japan. 
Head 4, height of body 4} in total length without caudal. Eye 5; interorbital 
21, snout 2},in head. -D. III, 7; A. Ill, 6; P. 16; V. 8; C. (without rudimentary 
rays) 18; scales 54—38—53. 
Body rather elongate, compressed; dorsal and ventral contours evenly curved, 
but the nape slightly elevated; caudal peduncle high but narrow, compressed. Head 
moderate in size, straight in profile, but rather steep; eye rather large, high, lateral ; 
interorbital broad, slightly convex; nostrils close together, directly in front of eye, 
anterior one with a broad, thin flap on the posterior margin; snout rather large, its 

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