Fishes of the South Pacific. vhs 
dorsal spine and base of soft dorsal is equal to the base of anal; a 
small movable ventral spine present with about two barbs on each 
side; depth of caudal peduncle equal to its length. 
Color in spirits is a dull brown, without darker mottlings, a 
bright blue spot about the vent; soft dorsal and anal yellow, cau- 
dal brown, pectorals yellowish, iris yellowish. 
One specimen, No. 997 (Fig. 13) B.M., from Faté, New 
Hebrides. 
Monacanthus spilosomus (Bennett). 
One specimen, No. 1916 B. M., from Rarotonga, Cook Ids. 
FamILy OSTRACIIDA. 
Ostracion cornutum Linnzus. 
Two specimens, Nos. 1333 and 1334 B. M., from Tahiti. 
One specimen, No. 1156* B. M., from Shortland Id., Solomons. 
Ostracion dexteri Seale, new species. 
Carapace expanded and rounded below; the lower lateral mar- 
gin with three spines on each side; a prominent spine over each 
eye, another on the middle of the back, flanked on each side by 
two others, in all eleven large spines; eye equal to the spine above 
it; forehead and interorbital space concave. 
Color, greenish above, yellowish below. Length 1 in. 
One specimen, No. 1526 (Fig. 7) B. M., from Bellingshausen 
Id. of the Society group. Named for the donor, Captain George 
Dexter, of Tahiti. 
Ostracion chryseres Seale, new species. 
Depth 3.75; head 4; eye 3.50 in head, 2.50 in interorbital 
pace; 1). 10; A. 9; P. ro; C. 10; interorbital 1.20 in head: snout 
1.50 in head. 
Body a four-sided carapace without spines; back rounded; in- 
terorbital space slightly concave; ventral ridges more prominent 
than dorsal; length of carapace behind dorsal fin 2 in head; a 
hump on the snout above the mouth, and a fleshy kump of about 
equal size on the under jaw; teeth, 10 in each jaw, these are rather 
flat and weak, brownish in color; scutes large, 10 on each side; 
base of dorsal fin 2 in its height; base of anal 2.20 in its height; 
pectorals 1.20 in head; caudal 1.10 in head. 
Color in life is olive brown, with dark round dots the size of 
pupil, in the centre of each scute of the back and the upper row 
of scutes of the side; sides of head with yellow margins to the 
scutes, some yellow lines back and above the pectorals, and a yel- 
low line extending back from base of pectorals to the middle of the 
body; sides of the caudal peduncle a bright yellow, dusky on top; 
base of dorsal black; fins whitish, with dark dots. 
