Fishes of the South Pacific. 71 



base of dorsal; pectorals 1.20 in head; caudal forked, the middle 

 ray 2.25 in the outer. 



Color in life, bright orauge yellow with narrow blue lines and 

 reticulations; a black band as wide as eye from the top of the 

 head, through eyes and around the under jaw, small jet-black dots 

 in the upper half of this band; dorsal, anal, caudal and pectorals 

 bright yellow; ventrals whitish with a slight wash of yellow; some 

 blue dots at base of caudal and on shoulders and thorax; snout a 

 reddish brown. 



Color in spirits, a dull grayish, the lower half yellowish, the 

 upper half with a bluish wash; narrow bluish lines running longi- 

 tudinally on the sides, vertically just back of the head, and form- 

 ing circles on the belly; a black ocular band through the eye and 

 around under jaw; upper part of head and snout dark; fins yellow- 

 ish white, with a trace of blue. 



Two specimens, Nos. 1207 (Fig. 18) and 1208 B. M., from 

 Shortland Id., Solomons. No. 1207 is type of species. 



Siganus marmoratus ( Quoy & Gaimard). 



One specimen, No. 1444 B. M., from Tahiti. 

 Four specimens from Fate, New Hebrides. 



I,o Seale, new genus. 



This genus, typified by Siganus vulpinus, is characterized by 

 greatly produced snout, which forms a short beak. The depth of 

 the head is also much less than in Siganus, with which genus 

 it agrees in general characters. The name Lo is used for the 

 species of Siganidce by the Samoans. 



I/O vulpinus (Giinther). 



Depth 2.20; head 3.30; eye 4; interorbital equal to eye; snout 

 2 in head; scales minute; D. xiii, 10; A. vn, 9; V. 1-3-1. 



Body compressed, snout produced, mouth small; a single row 

 of small flat teeth fixed in each jaw, 12 on each side; opercles stri- 

 ate; none of the dorsal or anal spines greatly elongate; the dorsal 

 spines, excepting the short anterior one, are of about equal length, 

 the longest 2 in head; anal spines similar, the longest 2 in head; 

 soft rays of dorsal 1.75 in head; ventrals 1.40 in head; caudal 

 emarginate. the lobes rounded; caudal peduncle short, its depth 

 equal to the eye. 



Color in life is a light bistre brown; thorax and first ray of 

 pectoral deep black; head and shoulders are a deeper brown than 

 the body; caudal, dorsal and anal are orange; spines of ventrals 

 and the first ray dusky; pectorals yellowish, with a slight dusky 

 wash . 



