35$ SNODGRASS AND HELLER 



brown (dusky in alcohol) ; spines of dorsal like back, membranes 

 yellowish, with bluish base ; soft dorsal and anal cherry-red with first 

 ray white-edged, a black blotch at tip of first rays; caudal fin like 

 back, with upper and lower rays white-edged, a dark blotch just 

 within the tip of each lobe ; pectoral like side ; ventrals lighter red 

 with the first ray white-edged; iris silvery and cardinal. 



The specific identification here given is based on a direct comparison 

 of the Cocos and Galapagos specimens with Hawaiian specimens. 



39. HOLOTRACHYS LIMA (Cuvier & Valenciennes). 



Myripristis lime CUVIER & VALENCIENNES, Hist. Nat. Poiss., vn, 493, He de 



France. CUVIER, Regne animal, in, Poiss., pi. 14, fig. 2. 

 Myripristis lima, GUNTHER, Cat., i, 28, 1859. KNER & STEINDACHNER, 

 Sitz. Akad. Wissen. Wien, LIV, 375, pi. I, fig. I, 1866 (Samoa). GUN- 

 THER, Fische der Siidsee, 93, pi. 63, fig. A, 1875 (Mauritius, Samoan, 

 Hawaiian and Kingsmill islands). 



Holotrachys lima, JENKINS, Bull. U. S. Fish Comm., xxn, 1902 (1903), 439 

 (Honolulu). 



Range. Isle of France, Mauritius, Samoan, Gilbert, Hawaiian 

 and Cocos islands. 



Two specimens of this species secured in Chatham Bay at Cocos 

 Island, the first taken in American waters. 



Description. Head 2\ ; depth 2 ; eye 4 in head ; snout 4^- ; inter- 

 orbital 5^-; maxillary if; D. XII, 15; A. IV, n ; scales 5-40-9. 

 Body ovoid, not much compressed ; profile roundly convex from snout 

 to front of dorsal, from here to front of soft dorsal slightly descending 

 posteriorly, then abruptly curved downward to caudal peduncle, mak- 

 ing nearly a right angle with the dorsal edge of the latter ; ventral 

 profile similar to dorsal; mouth large, slightly oblique; lower jaw 

 included and armed at symphysis with a prominent knob ; upper edge 

 of premaxillary on level with lower margin of eye ; angle of opercle 

 armed with 2 short, rather stout, spines, of about equal length, 3 

 in eye; these spines followed below angle by smaller spines on mar- 

 gins of opercle and subopercle ; preopercle with a short spine at 

 angle ; interopercle with a very small spine at its angle ; subopercle, 

 preopercle, opercle, occipit, interopercle, and shoulder-girdle with 

 their edges serrate : lower edge of maxillary and of subopercle entire ; 

 gillrakers 8 + 12, of moderate length, those at angle as long as the 

 gill-filaments; teeth small, villiform in bands in both jaws, a trans- 

 verse oval patch on voraer and club-shaped patches on palatines. 



Dorsal fin deeply emarginate before soft part ; spinous part begin- 

 ning above base of pectoral, margin rounded, fourth and fifth spines 

 highest, 3 in head, slightly less than height of soft dorsal ; spines het- 



