of Fishes frdm North China. 379 



and with a series of pierced scales. The upper half of the 

 fish is uniform blackish ; the lower half whitish, with some 

 indistinct small blackish spots arranged in a longitudinal 

 series. 



One specimen, 24 inches long, from Chefoo. 



5. Centronotus nebidosus, Schleg. 



6. Stichceus hexagrammus, Schleg. 



7. Pseudorhombus Swinhonis, sp. n. 

 Allied to P. brasiliensis and P. adspersus. 



D. 69. A. 51. L.lat.callO. 



The height of the body is contained twice and three fifths 

 in the total length (without caudal), the length of the head 

 thrice and three fourths. Scales ciliated. Snout with the 

 jaws nearly even in front, considerably longer than the eye, 

 the diameter of which is two elevenths of the length of the 

 head ; cleft of the mouth wide, the length of the maxillary 

 being contained twice and a third in that of the head ; the 

 maxillary extends beyond the vertical from the posterior 

 margin of the eye, and has its extremity covered with minute 

 scales. Upper jaw with three pairs of strong canine teeth an- 

 teriorly ; lower jaw with eight or ten strong distant teeth on 

 each side. Interorbital space rather flat, scaly posteriorly, 

 not so wide as the vertical diameter of the orbit. The lower 

 eye is scarcely in advance of the upper. Fin-rays scaly. The 

 dorsal fin commences above the front margin of the orbit, and 

 terminates at a distance from the caudal which is equal to 

 three fourths of the depth of the free portion of the tail ; its 

 longest rays are in the posterior third of the fin, nearly as long 

 .as the pectoral, and contained twice and a third in the length 

 of the head. Caudal fin subtruncated or rounded. Gill-rakers 

 rather widely set, lanceolate, not quite so long as the eye. 

 Brownish grey ; head, body, and pectoral fins sprinkled over 

 with brown dots. 



Two specimens from Chefoo, the larger of which is 16 

 inches long. 



8. Gynoglossus semilcevis } sp. n. 



D. 123. A. 95. L. lat. 145. 



Three lateral lines on the left side ; on the level of the end 

 of the abdominal cavity the upper line is separated from the 

 middle by twenty-one rows of scales, and the lower from the 

 middle by twenty -three. Nine series of scales between the 

 dorsal fin and upper lateral line, and eleven between the anal 



