850 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxvi 



16. PHOXINUS (Rafinesque) Agassiz. 



rhoxhms Rafinesque, loh. Ohiensin, 1820, p. 15 (no species nieniion^d; phoxinm 



understood) . 

 Pho.cinHS Agassiz, Mc'in. Soc. Sci. Nat. Neufchiitel, 1835, p. 37 (phoximii^). 

 neinitremia Cope, Proc. Amer. Phil. Soc, 1870, p. 462 {vittnta) . 

 A»/(V7(//(//.s'.ToROAN and Evermann, Fish. N. M. Amer., I, 1898, p. 243 {jihliffelhonlis). 



This *>enu.s contains small, hrig^htly colored minnows of America, 

 pjui'ope, and Asia, diti'cring' from Leiiciscus onl}^ in the incomplete lat- 

 (Miil line. The scales are usuall}' small, and the tins of the breeding 

 males bright red in the spring. 



(r^o^o's, tapering). 



27. PHOXINUS STEINDACHNERI Sauvage. 

 ABURAMUTSU (FAT CHUB). 

 Phoximis Hleindachneri Sauvage, Bull. Soc. Philom., Paris, 1883, p. 5; Lake Biwa. 



Head 5iT in total; depth (If in total; D. 9; A. 0; scales 80 in the 

 lateral line. Snout longer than ej^e, which is 4^ in head; interorl)ital 

 space greater than eye. Dorsal beginning at an equal distance from 

 caudal peduncle and center of eye; caudal emarginate, yellowish, with 

 numerous clouded black points; a blackish band from eye to caudal; 

 dorsal and caudal dark; top of head and tip of snout black. 



Length 170 mm. (about Q\\ inches). Lake Biwa. (Sauvage.) 



This species is know^n solely from the account given b}^ Dr. Sauvage. 



(Named for Dr. Franz Steindachner.) 



17. ZACCO Jordan and Evermann. 



Zarco Jordan and Evermann, Fishes of Formosa, Proc. U. S. Nat. Mus., XXV, 

 1902, p. 322 {plafiipus). 



Body moderately elongate and compressed ; head compressed; snout 

 conical, pointed; eyes moderate; mouth oblique, not notched; no 

 barbels; teeth 5 or 4, 4, and 2 or 1—1, or 2, 4 and 4 or 6; interorbital 

 space convex. Intestine short. Peritoncnun black. Scales cycloid, 

 narrowly imbricated, and 40 to CO in the lateral line. Dorsal nearer 

 tip of snout than l)ase of caudal, or midway between, and its developed 

 rays 7; anal inserted l)elow. or a trifle before tip of depressed dorsal; 

 its basis long, and composed of 1> or 10 developed rays; caudal emargi- 

 nate; pectorals sometimes reaching ventrals; ventrals inserted a little 

 i)efore or below the origin of dorsal. Lateral line continuous and 

 decurved. Breeding males have the head, the lower surface of the 

 caudal peduncle, and the anal tin furnished with horny tubercles, 

 not as numerous as thof?e in Oj^sariichtliy^^ and hirger in proportion. 



