5. icuuEs. 271' 



nating- on the opercle in u large steel-blue sput ; nape with a broader 

 black band running obli([U('ly downwards to the origin of the lateral 

 line ; the first dorsal blackish. Adult paler, with the bands incon- 

 spicuous, but with oblique streaks on the back. 

 Vizagapatain. Indian Seas. Chiiui Seas ? 



(i-c. Half-grown: sldns. Malayan Peninsula. From Dr. Cantor's 

 Collection. 



15. Umbrina macroptera. 

 Bleeker, Sumatra, ii. p. 12. 



D. 10|^. A.|. L. lat. 48. 



Barbel not half as long as the width of the orbit. The height of 

 the body is nearly equal to the length of the head, and about 4| in 

 the total ; the diameter of the eye is 4 to 4| ih the length of the 

 head. I'raeoperculum rounded, distinctly denticulated. The pectoral 

 fins longer than the ventrals ; caudalis rhomboidal. Crey, densely 

 covei'ed with minute black dots. 



Sea of Priaman (Sumatra). 



5. EQUES. 



Eques, Bl. Schn. p. 105 ; Cav. i^ Val. v. p. 163. 



Body oblong, Avith the nape and the first dorsal elevated ; the 

 upper jaw overlapping the lower ; eye moderate. Two doi-sals : the 

 first very elevated, with the number of spines variable (10-16), the 

 anal spines feeble ; the second dorsal very long, and covered with 

 thin scales, like the caudal. Scales moderate. Air-bladder without 

 appendages. Pyloric ca3ca in small uiimber. Pseudobrancliiae. 



Atlantic coasts of Tropical America. 



1. Eques lauceolatus. 



Edwards, pi. 210 (fig. media), cop. by Diihamel, Peches, ii. pi. 7. f. 9 ; 



Parra, pi. 2. f. 2. 

 Chiiitodon lauceolatus, L. Gm. p. 1254. 

 Eques americauus, Bl. taf. 347. f. 1 ; Bl. Schn. p. 105. 

 balteatus, Ciw. 4" Val. v. p. 105 ; Ciw. Rhgne Anim. III. Puiss. 



pi. 29. f. 2. 

 Scisena edwardi, Gronov. Si/st. ed. Gray, p. 53. 

 lanceolatus, Casteln. Anim. nouv. ou rares de FAiner. du Sttd, p. 10. 



D. 16 I ^. A. ■^. L. lat. 60. Cjec. pylor. 4. Vert. 10/15. 



The first dorsal as high as the body below. Greyish-yellow, with 

 three broad blackish-brown bands, edged with whitish : the first, 

 vertical, from the crown through the eye to the angle of the mouth ; 

 the second, slightly arched, from the nape over the opercle to the base 

 of the ventral ; the third, curved, from the top of the first dorsal, 

 along the middle of the side of the body to the root of the caudal fin . 



Caribbean Sea. 



a. Adult. America. 



