NO. 1868. NEW FTSHES FROM THE PHILIPPINES—RADCLIFFE. 443 



CHEILODIPTERUS ZONATUS Smith and Radcliffe, new species. 



Plate 38, fig. 1. 



Dorsal vi-i,9; anal ii,8; scales 3 + 5-25. 



General form elliptical; head 2.61, long, depressed, pyramidal; 

 body slender, depth 4.02; caudal peduncle compressed, depth 3, 

 length 1.47; eye 3.34, large, its upper margin encroaching on flattened 

 interorbital; snout 3.80, bluntly rounded; mouth large, nearly hori- 

 zontal; maxillary 1.91, scarcely reaching vertical from posterior 

 margin of orbit; interorbital 5.04, narrow, flat, smooth; preopercular 

 margin smooth, rounded; a row of slender canines on mandible; a 

 row of slender, unequal canines on upper jaw becoming smaller pos- 

 teriorly with smaller teeth inside the main row; a few small caninelike 

 teeth in a single row on vomer; a similar row of smaller teeth along 

 ridge of palatine bones; peritoneum silvery white; vent anterior, 

 nearer base of ventrals than anal, its distance from anal 1.76 in dis- 

 tance insertion anal to base of ventrals; scales ctenoid, regular. 



Dorsal spines feeble, second longest, 2.40; anterior second dorsal 

 rays longest, 2.03, margin nearly truncate; caudal forked; anal similar 

 to second dorsal, 2.14; ventrals and pectorals of equal length, 2.14. 



Color in alcohol : Ground color wood brown with silvery reflections ; 

 a narrow, dark chestnut brown to black stripe around snout through 

 eye to below end of lateral line; a less distinct burnt umber stripe 

 from above eye to upper caudal base; trace of a median stripe in 

 front of dorsal; margins and articulations of caudal rays penciled 

 with brown; an indistinct brown spot at base of caudal above and 

 below end of lateral stripe; other fins pale dusky. 



Color in life : Stripes black, the lower margined below with metallic 

 green; ground color above dusky with an olive tinge shading into 

 lavender on head; region below metallic green stripe dusky yellow; 

 first dorsal with a slight tinge of yellow, other fins dusky hyalin. 



Type.— Cat. No. 70253, U.S.N.M., 6.6 cm. in length, taken with 

 dynamite at the southern end of Rita Island, Ulugan Bay, Palawan. 



Color in life of the only other specimen in the collection, 6 cm. long, 

 from Endeavor Strait, northwest coast of Palawan: Traces of a 

 blackish stripe from nape to second dorsal ; a narrow indistinct stripe 

 from snout over eye to base of tail; a distinct black band from snout 

 through eye to below end of lateral line, margined below by a light 

 metallic green band of about one-half its width, body and chin below 

 this dusky yellow, becoming bright yellow on opercle and lower part 

 of iris ; ground color between lateral stripes metallic green, becoming 

 violet on upper part of opercle; interspaces on nape metallic green 

 shading into lavender; converging bands on snout lavender, rest of 

 snout dusky, washed with yellow; first dorsal and ventrals with 

 yellow wash, other fins dusky hyalin. 



