218 PEBCID^. 



the head 3^; the diameter of the eye is 2i in the latter. The 

 posterior opening of the nostrils is long, wide, situated on the upper 

 part of the head, semilunar, with the convexity turned forwards. 

 The angle of the praeoperculum obtuse, with a very indistinct spine ; 

 operculum with two inconspicuous spines ; sub- and interoperculum 

 and scapular bones serrated. Caudalis truncated; all the spines 

 and rays of the doi-sal and anal fins rough or striated ; the second 

 and the last dorsal spines nearly equal in length, the fifth longest ; 

 the ventrals reach to the anus. Rose-coloured ; fins immaculate ; 

 the ventrals more or less blackish. 

 Japanese Sea. 



a. Skin, in spirits. Japan. 



6, c. Adult : stuffed. Japan. From Mr. Frank's Collection. 



6. Priacanthus blochii. 



Anthias macrophthalmus, JSl. vi. p. 115. t. 319; Bl. Schn. p. 304. 

 Priacanthus japonicus, Sleeker, Natuurk. Tydschr. Nederl. Indie, ii. 



p. 171 (not tkiv. ^- Val). 

 blochii, Bleek. I. c. iv. p. 456. 



D-T^- ^-dr, L.lat.70. 



The height of the body is equal to the length of the head, and 3|- 

 in the total ; the diameter of the eye is two-fifths of the length of 

 the head. The posterior opening of the nostrils is a long, narrow, 

 elliptical slit. The angle of the pra^operculum is rather obtuse, 

 with a slightly projecting, flat, triangular spine ; opercidum with two 

 small spines ; sub- and interoperculum entire. CaudaUs truncated ; 

 all the spines and rays of the dorsal and anal fins rough ; the last 

 dorsal spine longest, equal to the diameter of the eye, and rather 

 more than twice the length of the second ; the ventral fins extending 

 beyond the front end of the anal. Rose-coloured ; the vertical and 

 ventral fins with black margins. 



Sea of Amboyna ; Sumatra. 



a. Adult. Moluccas. From Mr. Frank's Collection as Pr. macro- 



phthalmus. 



b. Half-grown. Amboyna. From Mr. Frank's Collection. 



c. Young. Amboyna. From Mr. Frank's Collection. 



7. Priacanthus benmebari. 



Temm. ^- Schlng. Faun. Japan, p. 10. pi. 7. f. 1 ; Kriisenstern, p. 53. f. 2 ; 

 Richardson, ' Ichthyol. China and Japan, p. 237. 



D. L«. A.r- L.lat. 75-80. 



13 14 



The height of the body is .'3j in the total length, the length of 

 the head 3^ ; the diameter of the eye is 2^ in the latter. The pos- 

 terior opening of the nostril elUptical, about 2^ as long as broad. 



