468 PLETJROITECTID-i:. 



negated with black. A black ocellus edged with yellow on the 

 extremity of the lower half of the pectoral. 

 Mediterranean ; Madeira. 



a. Fine specimen. Madeira. Presented by the Rev. R. T. Lowe. 



10. Solea impar. 



? Pleuronectes nasutus, Pall. Zoogr. Hoss.-As. p. 427. 



Solea impar, Benn. Proc. Comm. Zool. Soc. i. p. 147. 



lascaris, Bonap. Faun. Ital. Pesce ; Canestr. Arch. Zool. i. p. 38. 



tav. 4. fig. 1 (not Risso). 

 nasuta, Nordm. inDemid. Vm/. Russ. Merid. Zool. iii. Pmss. pi. 31; 



Kessler in Btdl Soc. Nat. Mosc. 1859, part ii. p. 442. 



D. 67. A. 53. L. lat. 115 (spec. Brit. Mus.). 



70. 58. (Bonap.) 



67-76. 54-59. (Canestr.) 



The height of the body is contained twice and three-fifths in tht 

 total length (without caudal), the length of the head four times. 

 Upper jaw produced into a longish lobe, ^erbanging the lower. 

 The width of the interorbital space is rather less than the vertical 

 diameter of the orbit. One of the nostrils on the blind side is very 

 wide, circular, surrounded by a broad wreath of fringes. Pectorals 

 of both sides equal in length, two-fifths of the length of the head. 

 Greyish-brown, marbled and dotted with black. Pectoral with a 

 black ocellus on the middle of its hinder half. 

 Mediterranean. North-west coast of Africa. 



a. Six inches long. From the Collection of the Zoological Society. 

 — Type of the species. 



11. Solea margaritif era. 

 D. 82. A. 64. P. 8. L. lat. 100. 



The height of the body is contained twice and four-fifths in the 

 total length (without caudal), the length of the head five times. 

 Upper jaw slightly hooked anteriorly. The vtddth of the interorbital 

 space is rather less than the vertical diameter of the orbit. One of 

 the nostrils on the blind side is very wide, circular, surrounded by a 

 broad wreath of fringes. Pectoral of the coloured side a little longer 

 than that of the blind, half as long as the head. The length of the 

 caudal is one-eighth of the total. Brownish-olive, with small black 

 spots, regularly disposed in transverse and longitudinal series ; most 

 of them have a white spot in the centre. Lower half of the pectoral 

 with a large ovate black ocellus edged with white. 



Hab. ? 



a. Six and a half inches long. (Borneo?) Presented by Vice- 

 Admiral Sir E. Belcher, C.B. 



This species is closely allied to S. lascans, aurantiaca, and impar, 

 which belong to the Mediterranean fauna. Therefore, although the 



