480 
BULLETIN OF THE UNITED STATES FISH COMMISSION- 
188. Scopas flavescens (Bennett). 
Color in life (field No. 172, 3.2 inches in length), body, head, and fins uniformly sulphur-yellow; 
tips of ventral orange; lips red. 
One specimen of this species, 3.2 inches long, was taken. It seems to be rare at Honolulu. 
Acanthurus flavescens Bennett, Zool. Journ., iv, 40, 1828; Gunther, Fischeder Siidsee, iv, 116, pi. 76, 1875 (Sandwich Islands): 
Steindachner, Denks. Ak. Wiss. Wien, lxx, 1900, 493 (Honolulu). 
Acanthurus rhombeus, Gunther, Cat., in, 342, 1861 (Sandwich Islands). 
189. Ctenochaetus strigosus (Bennett). 
Color in life (field No. 205, 5.6 inches in length), dark reddish-brown, with numerous narrow, 
blue, longitudinal lines on body and vertical fins, those on body narrowest; pectoral brownish-orange. 
Seven examples, 4.4 to 6.2 inches in length, were taken. It appears to be fairly common at Honolulu. 
Acanthurus strigosus Bennett, Zoological Journal, iv, 41, 1828 (Sandwich Islands) ; Cuvier & Valenciennes, Hist. Nat. Poiss., x, 
243, 1835; Gunther, Cat., in, 342, 1861 (Sandwich Islands); ibid., Fisehe der Siidsee, iv, 116, pi. 79, figs. B and C, 
1875 (Sandwich Islands). 
Acanthurus ( Ctenodon ) strigosus, Steindachner, Denks. Ak. Wiss. Wien, lxx, 1900, 494 (Honolulu). 
I 
i 
Fig. 32. — Acanthurus incipiens Jenkins, new species. Type. 
190. Acanthurus incipiens Jenkins, new species. 
Head 2.75 in length; depth 2.2; eye 3.4 in head; snout 1.4; interorbital 3; D. v, 28; A. ii, 27; 
P. 18. Body oblong-ovate, compressed, the greatest depth under third dorsal spine; head short, 
anterior jnofile from tip of snout to front of eye concave; a distinct prominence in front of eye at level 
of its lower border, from which the profile is nearly straight to origin of dorsal; ventral outline 
strongly convex from tip of snout to base of ventrals; dorsal and ventral outlines from origin of 
dorsal and ventral fins to base of caudal peduncle each in a long, low curve, most convex anteriorly; 
head short; snout blunt; mouth small, horizontal, below axis of body; jaws each with a single series 
of fine, sharp, close-set, finely serrulate, conic teeth; a short, curved groove in front of eye below 
nostrils, its length 2 in eye; gill-opening long and oblique, extending far anteriorly, the upper end 
at vertical of first dorsal spine; interorbital space not strongly convex, the median ridge low, body 
rough velvety; each side of caudal peduncle with 2 very low, weak, horny plates without spines, the 
distance between them 1.5 to 2 in eye; first dorsal 'spine rather strong, moderately rough, its length 
