N0.1296. JAPANESE CH.ETODONTID.E-JORDAN AND FOWLER. 561 



ren/hiyfvsrrsrrm ritixTHEK, Cat. Fi.sh, III, 1861, p. 321 (copied) .—Stkinuachxer 

 and r)()i)EKi,KiN, Fisclie Japans, III, 1884, p. 25; Tokyo. 



jr//t'/(/«.s/«.sY.r,src/(.sNYWTKoM, Sveii.sk, Nat. Handl., 1887, p. .37; NayraHaki. 



Siganus fuscescens Jordan and Snydek, Check-List, 1901, p. 92; Yokohaina. 



Arnphacanthus albopunctahis fivuLEGEh, Fauna Japoii, PoisH., 1847, p. 128; Naga- 

 saki. , 



Teuthis alhopunduta GvsTwvM, Cat. Fish, III, 1861, p. 318; Anioy, Pliilippines.— 

 STEiNDACHNERandDoDEKLEiN, Fische Japans, III, 1884, i).25; Kagoshiiiia.— 

 IsHiKAWA, Prel. Cat., 1897, p. 34; Tokyo. 



AmphacanthusaurautiaciiH '{i,v\u.Ki;KL, Fauna Japonica, 1847, p. 128; Nagasaki. 



Amphacanthus margarUifervK Richardson-, Ichth. China, 1846, p. 243; Canton 

 (not of Cuvier and Valenciennes). 



Teuihis hrevirostrlM Gronow, Syst., Ed. Gray, 1854, p. 142; Indies. 



Head 3| to 4|; deptii 2i to 2^. D. 1-XIII or XIV-lO; A. Vll-D; 

 P. 1-14 to 16; V. 1-3-1. Body compressed, oblong, and covered with 

 ver}' small round scales. Head small, the profile concave above -in 

 front of the dorsal; eye moderate, not high, 3| in the head, li in the 

 snout, and 1^ in the interorbital space; snout convex above, very ))liint 

 and rounded, mouth inferior, the mandible not projecting, witli the 

 lower jaw fitting under the upper; maxillary expanded distally, its 

 breadth at this point 4 in the snout, and not reaching as far posteriorly 

 as the second nostril; nostrils level with the upper part of the eye, the 

 first pair a little less than an eye diameter from the anterior margin of 

 the eye, and the second a little nearer the first than the oyc; teeth 

 small and pointed; lips rather broad and thin; int(u-orl)ital space con- 

 vex. Gill-opening semicircular, moderate, and the membrane adnate 

 to the isthmus. First spine of dorsal low, short, and directed for- 

 ward, the rest of the spinous part of the fin occupying the greater 

 part of the back, the spines shorter posteriorly; soft dorsal not as high 

 as, and its base 3 in that of the spinous dorsal; anal midway between 

 the tip of the snout and the base of the caudal, the middle spines the 

 longest and the base of the spinous portion longer than the base of the 

 soft rays; softdorsal highest in front; pectoral If in the head, rounded; 

 ventral a little l)ehind the gill-opening, ecpial to two-thii'ds the space 

 1)etween their own tips and the origin of the anal; caudal lunate, the 

 edges pointed. Caudal peduncle deeper than broad, though not (juite 

 equal to the eye. Anus between the ventrals posteriorly. Latei-al 

 line high, and concurrent with the back. Color in spirits rich choco- 

 late-brown above, below silvery white; above and on the sides darker, 

 marbled and mottled with darker; fins dark brown, marbled with 

 darker, the pectoral and a bar on the caudal blackish. Here described 

 from a specimen from Tokyo, llf inches long. Smaller examples 

 differ in color as follows:— Body covered with numerous small, round, 

 light spots; caudal edged narrowly with light color like the back; fins 

 blotched with light color, and a large dark-brown spot as large as the 

 eye behind the opercle above. 



This species is very common about rocky islands in *hv warm hays 

 Proc. N. M. vol. XXV— 02 36 



