Collection of Chinese Fishes, 249 



upper half. The second anal ray is stronger than the second 

 of the dorsal, spine-like, but flexible at the top. Caudal fin 

 forked. The pectoral fin extends nearly to the root of the 

 ventral. Lateral line but slightly bent downwards. There 

 are four longitudinal series of scales between the lateral line 

 and ventral fin. Silvery, a narrow bluish band along the 

 middle of the side of the tail. Each dorsal ray longitudinally 

 edged Avith black ; anal fin with two bands composed of short 

 vertical blackish markings. 



An adult female is 3 inches long. 



42. Rhodeus ocellatus, Kner. 



43. Opsariichthys acutipinnis^ Blkr. 



44. Opsariichthys hidens^ sp. n. 

 D. 10. A. 13. L. lat. 44. L. transv. 9/5. 



Mouth wide, the maxillary extending beyond the front 

 margin of the eye. The end of the lower jaw is received 

 in a notch of the upper, and has on each Side, in front, a 

 notch to receive a strong projection of the upper jaw. The 

 diameter of the eye is contained nearly five times in the 

 length of the head, and once and two thirds in that of the 

 snout. Anterior anal rays rather elongate, but not extending 

 to the caudal if laid backwards. Origin of the dorsal oppo- 

 site to that of the ventral, and nearer to the root of the 

 caudal than to the end of the snout. Caudal deeply forked. 

 The pectoral does not extend to the ventral. The length of 

 the head is contained thrice and tAvo thirds in the total 

 (without caudal), the height of the body five times. Sub- 

 orbital ring broad, its width below the orbit being rather 

 more than one half that of the eye. Snout Avithout grooves 

 or pores. Uniform silvery. 



One specimen, 4 inches long. 



45. Squaliohar-hus ciirriculus, Rich. 



46. Hypophthalmichthys nohilis^ Gray. 



47. Chanodichihys pekinensisj Basil. 



48. Hemiculter leueisctdus, Basil. 



TOXABRAMIS (g. n. Abramidin.). 



Body elongate, much compressed, the entire abdominal 

 edge being trenchant. Scales of moderate size ; lateral line 

 bent downwards behind the pectoral, and rising again to the 



