art.2. FORMOSA AND PHILIPPINES FISHES—FOWLER AND BEAN. 57 
Family ACANTHURIDAE. 
HEPATUS MATOIDES (Valenciennes). 
Head, 3; depth, 18; D. VIII, 26; A. ITI, 24; snout, 1% in head; 
eye, 3; maxillary, 33; interorbital, 3. Teeth uniserial, compressed, 
edge of each dentate. Color in alcohol with trunk nearly benzo- 
brown. Dorsals, anals, and ventrals blackish. Caudal edges above 
and below, and base, pale brownish, pale vertical band basally, and 
rest of fin blackish brown. Pectoral pale. Iris slaty. Length, 80 
mm. Cebu. 
Compared with Hawaiian examples in the Academy. 
CTENOCHAETUS STRIATUS (Quoy and Gaimard). 
Head, 31 to 32; depth, 1% to 2; D. VIII, 26 or 27; A. ITT, 25 or 2€; 
snout, 14 to 12 in head; eye, 34 to 34; maxillary, 3 to 34; interorbital, 
3 to 84. Teeth slender, pediculate, apical expansion entire on inner 
edge, dentate on outer. Color in alcohol nearly uniform natal-brown 
on trunk, vertical fins darker to dusky. Trunk with numerous hori- 
zontal and slightly waved abscure dull blue-gray lines. Five ex- 
amples, 125 to 155mm. Zamboanga. 
ACANTHNURNS ANNULATUS (Quoy and Gaimard). 
Head, 33; depth, 22; D. VII, 28,1; A. II, 26, 1; snout, 14 in head; 
eye, 32; maxillary, 4; interorbital, 34. Color in alcohol with back 
sepia, fading to nearly tawny-olive below. Dorsals dusky sepia, 
become blackish submarginally, fin edge narrowly whitish. Anals 
paler dusky, with three longitudinal deeper lines, parallel and whole 
length of fin, edge narrowly whitish. Caudal with broad whitish 
edge behind. Pectoral brown, edged paler all around. Ventral 
brownish, paler basally. Iris dusky. Length, 245 mm. Cebu. 
This specimen agrees with Gunther’s figure of Maseus marginatus *4 
in the contour of its upper profile, based on an example from Anei- 
teum. The complete figure is from a Pelew example and its color 
pattern agrees in every respect with our specimen. 
Family SIGANIDAE. 
SIGANUS JAVUS (Linnaeus). 
Head; 34; depth, 2; D. I, XIII, 10, 1; A. VII, 9,1; snout, 2 in 
head; eye, 8; maxillary, 32; interorbital, 3. Teeth rather elongate, 
upper slightly tridentate or with front prong only slightly smaller 
than median or main prong, while hind denticle very small or nearly 
obsolete, also more terminal on tooth. Lower teeth biserial, similar, 
except small terminal obsolete denticle not present and in each case 
median denticle forward. Scales minute, simple, elongate, circuli 
* Journ. Mus. Godeffroy, vol. 4, 1875, p. 122, pl. 83, fig. a. 
60466—23—Proc.N.M.vol.62——12 
