210 



BULLETIN OF THE BUREAU OF FISHERIES. 



Family CARANGIIh€. 



10. Caranx dasson Jordan & Snyder, new species. 3 (Fig- 2, text.) 



Head 3.5 in length to base of caudal; depth 3.1; depth of caudal peduncle 7 in head; eye 4; snout 

 2.6; interorbital space 3.2; dorsal vii-i, 25; anal ii-i, 21; scutes 22. 



Dorsal contour not greatly elevated, the outline rather gently curved from snout to origin of dorsal; 

 interorbital region elevated, with a rather sharp ridge; snout long, pointed; lower jaw somewhat shorter 

 than the upper: maxillary with supplemental bone, extending posteriorly to a point below anterior 

 margin of eye, its free edge concave; premaxillary protractile; teeth in jaws minute, sharply pointed, 

 rather widely spaced; those of vomer and palatines in villiform bands; a narrow band on tongue; lips 

 thick, their surfaces covered with short, stumpy papilla-; edge of preorbital sharp, overhanging upper 

 edge of maxillary and part of lip, its width posteriorly less than that of maxillary: lateral line arched 

 somewhat more than dorsal contour; 22 scutes on straight portion, the scutes largest on caudal peduncle 

 where they form a high, sharp ridge; opercles and sides of occipital region scaled; throat, chin, snout, 

 upper part of head and a narrow space extending backward to base of dorsal fin naked; body completely 



w 



- — m 



3* 



^^^2^ 



Fig. 2. — Caranx dasson Jordan »fc Snyder, new species. Type. 



scaled; eye surrounded with a broad rim of adipose tissue; opercle and preopercle with membranous 

 edges; third dorsal spine longest, 2.1 in head; first and second spines very weak, the second almost as 

 long as third; soft dorsal and anal of nearly equal length, the rays not greatly elongate, the longest ::.2 

 in head, each fin with a posterior tinlet which is not detached; a high membranous, finely scaled 

 sheath along bases of fins; pectoral falcate, 2.8 in length, extending to a point above base of seventh 

 anal ray; tip of fin formed by fourth ami fifth rays; ventral pointed, 2.6 in head; caudal deeply forked, 

 lobes sharply pointed, the membrane scaled, 1.2 in head. Color silvery, dorsal and anal dusky, 

 anterior part of soft dorsal and anal blackish. 



One specimen, 21 inches long, type no. 577.S2, U. S. National Museum; from Honolulu market. 



In the report on the Fishes of Samoa (p. 230) a Caranx Ihompsoni Seale is listed from Hawaii. 

 This is a manuscript name only and should have been suppressed. 



11. Decapterus pinnulatus ( Eydoux A Souleyet). 

 (Derujti, rus canonoidea Jenkins.) 



The common Decapterus of Hawaii has no golden shades w hatever in life. It is not identical with 

 the Japanese Decapterus muroadxi, and it is very doubtful whether either is the same as the Atlantic 

 species, Dectqiterns .iniirt;, -hilnuc. 



« Listed in Jordan ct Seale, Fishes oi Samoa. Bull. U. S. Bureau ot Fisheries, toI. x\v, 1905 (Dee. IS, 1906), p. 231, but 

 not hitherto described. 



