938 Bulletin 47, United States National Museum. 



bluntish tips. (In C. chrysurus the scales of lateral line are little if at all 

 different from the other scales.) Dorsal and anal naked, the sheaths at 

 their bases largely developed along the anterior half of each fin. Autrorse 

 dorsal spine concealed. Spinous dorsal persistent, the spines slender, 

 longest slightly shorter than anterior rays of soft dorsal, which are about 

 half head. Soft dorsal and anal with anterior rays highest, the fins not 

 falcate. Caudal widely forked, the upper lobe slightly longer than the 

 lower, which about equals head. Anal spines strong. Pectorals very 

 long, falcate, a little more than length. Ventrals short, about head. 

 Color .somewhat darker than in C. chrysurus. In life, back green with 

 blue reflections ; sides and below silvery white, with bluish and purplish 

 reflections ; a distinct black blotch on upper angle of opercle, extending 

 on shoulder girdle ; inside of opercle, and skin lining shoulder girdle 

 below, largely dusky. A quadrate black blotch on back of tail, extend- 

 ing backward along bases of upper caudal rays. Fins light yellowish, 

 the dorsal and anal edged with black; tip of upper caudal lobe black. 

 Ventrals whitish. Tongue, base and roof of mouth, and skin of upper 

 branchiostegals black. Pacific Coast of tropical America, Magdalena 

 Bay (Steindachner) to Panama (Gilbert) ; common at Panama, but not 

 seen at Mazatlan either by Gilbert or Jordan. (Orqueta, the Spanish 

 name at Panama.) 



ChloroKcombrus orqueta, JORDAN & GILBERT, Proc.- U. S. Nat. Mus., 1882, 646, Panama. (Type, 



Nos. 29165, 29278, 29285, and 29343. Coll. Gilbert.) 

 Chloroscombrus slirurus, JORDAN & GILBERT, Proc. U. S. Nat. Mus., 1883, 206, (lapsus for orqueta, 



uncorrected proof sheet). 



1334. CHLOROSCOMBRTJS CHRYSURTJS (Linnseus). 



(CASABE ; BUMPER.) 



Head 3f ; depth 2i; eye very large, longer than snout, about 3 in head. 

 D. VIII-I, 26 ; A. II-I, 26. Head rather deeper than long ; opercles very 

 short ; snout short. Mouth very oblique ; maxillary reaching anterior 

 margin of eye. Chord of curved part of lateral line scarcely longer than 

 head, If- to If times in length of straight part. Lateral line wholly 

 unarmed. Caudal peduncle longer than deep, its diameter less than that 

 of eye ; ventrals very small, fitting into a groove in which the vent is 

 situated ; pectorals long, falcate, i the length. Greenish above, sides 

 and below golden ; caudal peduncle dusky above ; dark opercular and 

 axillary spots; inside of mouth black; fins not bordered or tipped with 

 black. Cape Cod to Brazil ; very common on our south Atlantic Coast 

 and in Cuba; not valued as food, the flesh thin and dry, the bones large. 

 (xpvaofj gold; ovpu, tail.) 



Scomber chrymrus, LINNAEUS, Syst. Nat., xn, 494, 1766, Charleston, South Carolina. 



Scomber chloris, BLOCH, Ichthyologia, plate 339, 1793. 



Micropifryx cosmopolUa, AGASSIZ, Spix, Pise. Bras., 104, 1829, Brazil. 



Seriola cosmopolite, CUVIER & VALENCIENNES, Hist. Nat. Poiss., ix, 219, pi. 256, 1833. 



Scomber lotus, GRONOW, Catalogue Fishes, Ed. Gray, 127, 1854, Carolina. 



Chloroscombrus caribbseus, GIRARD, Mex. Bound. Surv. Zool., 21, pi. 9, fig. 6, 1859, St. Joseph 

 Island, Texas. (Coll. Wurdemann.) 



Micropteryx chrysurus, GUNTHER, Cat., n, 400, 1860. 



Chloroscombrus chrysurus, GILL, Proc. Ac. Nat. Sci. Phila., 1862, 437; JORDAN & GILBERT, Synop- 

 sis, 441, 1883; JORDAN & GILBERT, Proc. U. S. Nat. Mus., 1883, 206 



