346 CYPRINID^. 



u, V. Half-grown, Japan. Purchased of Mr. Jamrach. 



IV. Young. Japan. From Dr. Bleeker's Collection. — Type of Cob. 



enalios. 

 X. Skeleton of an adult female. Formosa. From Mr. Swinhoe's 



Collection. 



3. Misgumus dicliaciirous. 



Cobitichthys dichachrous, Bleek. Act. Soc. Sc. Indo-Neerl. viii. Japan, 

 vi. p. 89, tab. 2. fig. 2. 



D. 10. A. 7. V. 6. 



Scales conspicuous ; barbels ten, four belonging to the mandible. 

 Origin of the dorsal fin midway between the root of the caudal and 

 gill-opening. Pectoral fin at least as long as the head. The upper 

 half of the fish is brownish bl jk, the lower white, both colours being 

 sharply defined. 



Jeddo. 



a. Type of the species. From Dr. Bleeker's Collection. 



4. Misgumus polynema. 



Cobitichthys polynema, Bleek. Act. Soc. Sc. Indo-Neerl, viii, Japan, 

 vi. p. 90, tab, 2. fig. 3. 



D. 10. A. 7. V. 6. 



Scales conspicuous ; barbels twelve, four belonging to the man- 

 dible. Origin of the dorsal fin midway between the root of the 

 caudal and the gill-opening. Pectoral fin shorter than the head. 

 Nearly uniform brownish, tail and caudal fin with scattered blackish 

 spots. 



Jeddo. 

 a. Type of the species. From Dr. Bleeker's Collection. 



5. Misgumus lateralis. 

 D. 10. A. 8. V. 7. 

 Scales very conspicuous. Barbels ten, four belonging to the man- 

 dible ; the inner pair of the mandibulary barbels are short, and merely 

 an appendage of the outer longer pair. Head and body compressed. 

 The height of the body is rather less than the length of the head, 

 which is one-sixth of the total (without caudal). Snout not quite 

 twice as long as the diameter of the eye, which is two-ninths of the 

 length of the head. Origin of the dorsal fin midway between the 

 end of the snout and the root of the caudal, a little in advance of 

 the root of the ventral. Pectoral fin rather longer than the head. 

 Caudal fin rounded, with the rudimentary rays in small number. A 

 broad brown band runs along the middle of the side, and is separated 

 from the brown back by a yellowish band ; another narrow and in- 

 distinct brown band on the side of the abdomen. A black white- 



