15. CARAXGID^ CARANX. 433 



tororbital space. Maxillary reacliing front of eye. Teeth on vomer and 

 palatines, none on tongue; teeth in jaws in single series. Lateral line 

 little arched ; arch of lateral line nearly as long as straight part. Scutes 

 numerous, deep, crowded, about 40. Pectorals short, shorter than 

 head. Breast, cheeks, and top of head scaly. Depth 5 in length; 

 head 4^. D. VIII-I, 30-1; A. II-I, 24-1. L. 12 inches. New York to 

 the West Indies ; not common on our coast. 



" {Caranx punctatua Agassiz, Spix. Pise. Bras. 1829, 108: Caranx punctatus Gunther, 

 II, 42G.) 



6§3. D. macarellus (Cuv. & Val.) Gill.— Mackerel Scad. 



Silvery, plumbeous below ; a small black spot on the opercle. Lat- 

 eral line nearly straight. Head 5; depth C. D. VIII-1, 33-1; A. II— I, 

 27-1; scutes 25. (Giinther.) Warm parts of the Atlantic, northward 

 to Cape Cod ; scarce on our coast. 



(Caranx macarellus Cuv. & Val. ix, 40: Caranx macarellus Gunther, ii, 426.) 

 221.— CARANX Lac^pMe. 

 Crevalles. 



{Caranx, Carangops, Carangus, Paratractus, and Tracliurops Gill; Caranx, Gnathanodon, 

 Selar, Carangoides, Carangichthys, etc. Bleeker.) 



(Commerson; Lac^pMe Hist. Nat. des Poiss. 1802, iii, 72: ty]^e Scomber speciosus 

 Forskal.) 



Body ovate or oblong, compressed, the back sometimes considerably 

 elevated, sometimes little arched. Head moderate or rather large, more 

 or less compressed. Mouth moderate or large, oblique; maxillary with 

 a well- developed supplemental bone, extending to below the eye. Pre- 

 maxillaries protractile. Teeth variously developed ; sometimes minute, 

 granular, and deciduous (Caranx) j sometimes with an outer row of 

 stronger teeth {Selar, etc.) or with small canines {Carangus); villiform 

 teeth often present on vomer, palatines, and tongue. Gill-rakers long. 

 Eye large, with an adipose eyelid. Dorsal spines rather low, connected; 

 second dorsal long, elevated in front; both fins depressible in a groove. 

 Anal fin similar to second dorsal and nearly as long, preceded by two 

 rather strong spines, its base longer than the abdomen. Caudal fin 

 strongly forked, the jieduncle very slender. Ventral fins moderate; 

 pectorals falcate; no finlets. Scales present, usually very small. Lat- 

 eral line with its posterior portion armed with strong bony plates, which 

 grow larger on the tail, each plate armed with a spine; a short dorsal 

 branch of lateral line, usually present. Preopercle entire in the adult, 

 serrate in the young, usually with a membranaceous border. Species 

 Bull. Kat. Mus. No. 16 28 



