FISHES OF HAWAIIAN ISLANDS. 
433 
354. Canthigaster cinctus (Solander). Fig. 189. 
Head and body, except front of snout, covered with spinules; profile of snout very steep, slightly 
concave; interocular space concave, equaling eye; D. 10, no ocellus at its base, but a large black blotch 
extending under it upon the flank; abroad black band, between these blotches on the flanks, con¬ 
necting the pectorals; a band of the same color between the eyes, bordered in front with bluish spots; 
snout, side and caudal peduncle covered with smaller spots of same color, these spots equaling diameter 
of pupil, the spots of lower part of snout having a tendency to unite in the form of slightly curved 
horizontal lines; caudal bordered with black. Polynesia. 
Fig. 189. — Caiithigastcr ductus (Solander); from an Hawaiian example taken by the Albatross in 1902. 
Tetrodon cinctus (Solander) Richardson, Zool. Voy. Samarang, 19, 20, 1850, Tahiti. 
Tetraodon valentini Bleeker, Nat. Tijdx. Ned. Ind., IV, 1858, 130, Amboyna. 
Tropidichthys volentini, Bleeker. Nat. Tijds. Ned. Ind., VI. 1854, 500, Amboyna. 
Anosmius valentini, Bleeker, Enum. Spec. Ind. Archipel., 203, 1859, Amboyna. 
Tetraodon ( Anosmius ) coronatus Yaillant Sauvage, Rev. Mag. Zool. (3d series), III, 1875. 286, Sandwich Islands. 
355. Canthigaster psegma (Jordan & Evermann). Plate 50.« 
Head 3 in length; depth 2; eye 4.5 in head; snout 1.5; interorbital 2.3; D. 11 or 12; A. 11; C. 8; P. 16. 
Body short, stout, moderately compressed; snout long, conic; anterior dorsal profile rising evenly 
to region above gill-opening, at which point the body is deepest; interorbital flat; gill-opening nearly 
vertical, short, its length less than diameter of eye; mouth low, below axis of body; teeth strong, 
convex, cutting edge sharp; eye small, supraorbital rim not prominent; caudal peduncle deep, its least 
depth about 2 in head, its least width 4 in its least depth; length of caudal peduncle from dorsal fin to 
base of caudal fin 1.3 in head; from base of anal fin 2 in head; dorsal prominence equally distant 
between tip of snout and posterior base of caudal; base of dorsal 1.5 in height of fin, which latter is 2 
in head; anal similar to dorsal, its edge rounded; caudal truncate, or very slightly convex, 1.2 in head; 
pectoral broad, its base 2.6 in head, free edge oblique, posterior rays 1.5 in anterior ones; body mostly 
smooth; interorbital space and snout above and on side with small prickles; belly with a few prickles; 
a scattered patch also on side above pectoral. 
Color in alcohol, dark brown above, paler below; 3 or 4 short black lines running forward from 
orbit, and same number backward; lower part of side, especially posteriorly, and lower part of caudal 
peduncle, with small roundish black spots; snout and interorbital space crossed by about 12 narrow 
black lines, these extending down on side of snout; side of snout with 3 or 4 narrow black lines from 
chin toward eye, separated by paler lines; posterior to these, small irregular black spots covering entire 
cheek, dotted over with fine white specks; ends of spines, pectoral, dorsal, and anal pale whitish, 
their bases largely brownish black; caudal dark brownish or black. 
Ti'opidichthj/8psegma on plate. 
F. C. B. 1903—28 
