The Fresh Water Fishes of the Island of Formosa. 225 



arched; head moderate, pointed anteriorly, upper surface more or less 

 depressed; snout bluntly pointed, interorbital space broad and flat- 

 tened; mouth oblique, its angle reaching beneath the anterior border 

 of orbit; upper lip thin; lower jaw slightly shorter than the upper, 

 with a sharp edge; five branchiostegals; nostrils close together, in front 

 of the eye above. 



Origin of dorsal nearer to base of caudal than tip of snout, inserted 

 above the space between the ventral and anal, anterior ray longest; 

 pectoral fin not reaching the ventral, origin of ventral much in advance 

 of that of dorsal; anal fin entirely behind the dorsal, its origin nearer 

 to that of ventral than base of caudal, its base covered with a series of 

 scales; caudal fin emarginate, tip of each lobe obtusely pointed; 

 caudal peduncle elongate, its depth about twice in the length of head. 



Body covered with rather large cycloid scales; lateral line much 

 decurved, running along the lower half of the tail. 



Color in formalin dark gray above, lower parts yellowish white ; 

 top of head black; a dark brown stripe from occiput to base of the 

 caudal above, running along the dorsal median line; side with a broad 

 dark brown lateral band, distinct posteriorly; all the fins grayish. 



Total length 83 mm. 



The present description is drawn from a specimen from Jitsuget- 

 sutan, collected by T. Aoki in August, 1916. 



Habitat: Restricted to Jitsugetsutan (Lake Candidius). Two 

 specimens. 



Measurements of Pararasbora moUrechti. 



Phoxiscus gen. nov. 

 Body elongate, compressed; postventral part keeled. Head 

 moderate, its top rather fiat; snout obtusely rounded. Mouth 

 oblique; lower jaw slightly longer than the upper; lips thin, normal. 

 Barbels none. Teeth hooked, in double series, 5, 3 — 4, 4. Lateral 

 line incomplete, visible only in the anterior part of the body. Scales 

 large, about thirty in a lateral series. Dorsal tin short, without osseous 

 spine, inserted behind the origin of the ventral; anal fin of moderate 

 16 — DEC. 17, 1919. 



