238 TRACHINID.i;. 



the head about four times. The interspace between the eyes is more 

 than the length of their diameter. On each side are two rows of 

 brown clouded spots, those above the lateral line being- the larger ; 

 the spinous dorsal is deep black, \vith a veriical white streak before 

 the third spine, and a small white spot posteriorly, — the second 

 either white with four series of brown spots,, or bro\vn with as 

 many series of white spots ; caudal with indistinct whitish trans- 

 verse lines. 



Cuvier considers as a variety a similar fish with the spinous dor- 

 sal entirely black and with the soft greyish, with transparent spots. 

 Body greyish-brown, clouded ^vith dai'ker. 



lie de France ; Sharks' Bay (New Holland) ; Depuch Island. 



Var. Ventrals black. 



a. Adult : stutfed. Voyage of H.M.S. Herald. 



This specimen corresponds with Sir J. Richardson's description of 

 P. emery ana, but has the ventrals black. 



Old age ? New species ? Both lobes of the caudal pi'oduced into 

 filaments, as long as the fin. 



6. 8| inches long. Discoloured. Presented by J. B. Jukes, Esq. 



This specimen has the form and the coloration of the head of P. 

 emeryana, as it is figured by Sir J. Richardson, but is distinguished 

 by the elongate caudal lobes. 



2. Percis punctata. 

 Cut. 4- Val. iii. p. 204. 



D. 5 I 21. A. 19. L. lat. 60. 



A single row of black spots above the lateral line ; two or three 

 series of spots across the neck. Th ^ spinous dorsal transparent, the 

 soft with three series of darker specks ; caudal with six or seven 

 brownish cross-streaks. {Guv.) 



Hab. ? 



3. Percis punctulata. 



Ctiv. fy Val. iii. p. 205 ; Less. Voy. Coq. Zool. Poiss. p. 219. 



D. 5 I 21. A. 17. L. lat. 60. 



The ventrals reach to the vent. Praeopcrculum entire. Reddish- 

 grey: snout with round whitish spots, edged with brown; across 

 the back six or seven light-brown bands, and on each side of the 

 dorsal three series of black specks ; neck spotted with brown ; on 

 each side of the tail and belly ten or twelve large brown blotches ; 

 the spinous dorsal black, with the upper margin white, the soft with 

 three series of brown spots ; caudal truncated, with three blackish 

 specks in each interval between two rays, and nearer to the pos- 

 terior margin than to the base of the fin ; an.-d with six black spots 



