362 SNODGRASS AND HELLER 



Family CARANGID.E. 



47. ELAGATIS BIPINNULATUS (Qimy & Gaimard). 



Seriola bipinnulata OuOY & Gaimard, Voy. Uranie, Zool. , i, 363, pi. 61, fig. 



3, 1824, Keeling Islands. 

 Elagatis bipinnidatiis, Jordan & Evermann, Fishes North and Mid. Amer,, 



I, 906. 



Range. — Intertropical. 



One specimen taken in July between the Galapagos and Clipperton 

 islands, 4° 30' N. ; 97° 30' W. Length 7S5 mm. 



48. DECAPTURUS SCOMBRINUS (Valenciennes). 



Caranx scombrmus Valenciennes, Voyage de la Venus, 332, pi. 7, fig. i, 



1846, Galapagos Islands. 

 Decapterns hypodus, Jordan & Bollman, Proc. U. S. Nat. Mus. 1889, 180. 

 Decapteriis sco7nbrinns, Jordan & Evermann, Fishes North and Mid. Amer., 



I, 908, 1896. 



Range. — Galapagos Islands. 



Three adult examples of this species, two taken at Tagus Cove, 

 Albemarle, and the other at Hood Island ; and numerous young from 

 Chatham Island. 



Since the only description extant of this species is that of Valenci- 

 ennes we give the following description based on our specimens: 



Profile regularly fusiform ; caudal peduncle wide, depressed ; cau- 

 dal fin deeply forked. Head 3|; depth \\. D. VIII-I, 37-1 ( = 

 IX, 28) ; A. II— I, 23-1. Maxillary 3 in head, reaching front of eye; 

 tip of lower jaw very slightly projecting; eye 4 in head, somewhat 

 narrower than interorbital space, with concentric adipose e3elid be- 

 fore, and one behind ; first dorsal spine about -^ of second, shorter 

 than the third which is longest; the eighth very short; the ninth, 

 detached from the others and united with the soft dorsal, \ length 

 of first soft ray and of fifth spine; anterior rays of soft dorsal 

 longest; anal with two detached spines, the first equal to one half 

 of interorbital space, longer than the second ; the third attached to 

 soft part of anal fin, slightly longer than the first; soft anal similar to 

 soft dorsal; upper jaw almost toothless, there being only a few minute 

 teeth in the front of the jaw; lower jaw with a series of larger, but 

 very small teeth; vomer and palatines toothless ; a median longitudinal 

 patch of small teeth on the tongue. 



Head and body everywhere scaly except before eyes, anterior 

 five eighths of lateral line convex dorsallv, posterior part straight; its 

 entire length marked by a row of prominent scales, each with a trifid 

 tubule; scales of posterior part of lateral line enlarged, each bearing 



