970 CONTRIBUTIONS TO NOETH AMERICAN ICHTHYOLOGY — IV. 



whitish lateral bands; all the fins white-margined. D. X-33; A. 33. 



Tropical seas, north to South Carolina. 



(Echeneis lineata Menzies, Trans. Linn. Soc. Lond. i, 167, 1791: Echeneis tropica Eu- 

 pliraseu, Nya Handl. 1791, 317; Echeneis lineata Giinther, ii, 382: Echeneis ajncalis and 

 S2)hyra'narum Poey, Mem. Cuba, ii, 254, 255.) 



Page 433. The identification of the species of Caranx may be facili- 

 tated by the following key, which may be substituted for the analysis 

 given in the text : 



a. Rays of soft dorsal I, 23 to I, 27; teeth subeqnal, or the outer a little enlarged. 

 &. Shoulder-girdle below with a fleshy projection, in front of which is a cross- 

 furrow ; body elongate ; depth 3^ in length. ITrachurops Q\\\.) 



Crumenophthalm us. 

 hi). Shoulder-girdle without peculiar appendage. 



c. Maxillary broad; dorsal and anal usually more or less elevated anteriorly, or 

 falcate ; head large, more than ^ length. 

 d. Scutes 40 to 50. {Paratractus Gill.) 



e. Pectoral little longer than head; depth 3 in length Chrysus.* 



ee. Pectoral considerably longer than head; depth 3^ in length.. .Caballus. 

 del. Scutes (developed) about 30. (Carangoides Bleeker. ) 



/. Length of pectoral equal to depth of body, which is 3 in length CiBi. 



//. Leugth of pectoral less than dex^th of body, which is 2^ in length. 



(Young oi cibi?) Beani. 



cc. Maxillary very narrow ; dorsal and anal scarcely elevated in front ; head small, 

 not one-fourth length of body; lateral line very strongly arched; scutes 



about 50. ( Carangops Gill; Amblyriiyxchus. 



aa. Rays of soft dorsal I, 20 to I, 22; body deep; teeth of the outer row enlarged, 

 sometimes forming feeble canines; scutes 30 to 35. {Caranx.\) 



g. Breast entirely scaly ; opercular spot very small Fallax. 



gg. Breast naketl, except a small median area; opercular spot large. 



Hippos. 

 Page 443. No. G99 should be— 



699. T. g-laucus (Bloch) C. & V. 

 {Chcetodon glancus Bloch, Ichth. vi, 76, pi. 210.) 



Page 489. After Ammocrypta pellucida add : 

 762 (h) A, vavax Hay. 



Pellucid; sides with 10 dusky blotches, most distinct posteriorly; 14 

 similar blotches along back; top of head speckled; fins with a few 

 dots. ¥orm of A . pellucMa. Maxillaries reaching front of orbit; teeth 

 rather weak; eye 3^ in head, equal to snout; cheeks and opercles scaly. 

 Body covered with small, strongly ctenoid scales, except the regions 

 immediately before and behind bases of paired fins. Spinous and soft 



* Scomber crysos Mitchill, Trans. Lit. & Phil. Soc. N. Y. I, 424, 1815= Caranx pis- 

 quctits C. & V. 



\ = Car an g us Girard. The proper type of Caranx is Scomber carangns Bloch:^ Scom- 

 ber hippos L. The word Caranx ( Carangue) is a corruption of the Portuguese name 

 Acaruuna. 



