Fishes of the South Pacific. a7 
Color in spirits is a dull bistre brown, with slightly darker 
centres to the scutes; the yellow lines on cheeks and sides fading 
to a dull yellowish white; top of caudal peduncle dusky; there is 
also a slight wash of dusky on the base of caudal fin and on the 
ventral surface of the caudal peduncle; the lower half of dorsal 
has a few dark dots, otherwise fins yellowish white. 
One specimen, No. 772 (Fig..20) B. M., from Tubuai, Aus- 
ffal Ids. Length 10:50 in. 
Ostracion auricauda Seale, new species. 
Depth 3; head 4.50; ventral width 3.28; eye 3.10 in head; in- 
terorbital concave, 1.19 in head; snout 1.50; a very prominent 
hump above mouth; D. 10; A. to. 
Carapace four-ridged without spines, the lower ventral ridges 
most prominent; length of carapace behind dorsal fin 1.75 in head; 
depth of caudal peduncle 2 in its length; scutes large, 1o along 
upper lateral ridge, 7 from nuchal region to base of dorsal; a rather 
prominent convex swelling on carapace just in front of vent; the 
anterior tip of carapace at snout forms an angle of 60°; teeth con- 
sisting of 10 roundish brown teeth in lower jaw and 8 in upper; 
base of dorsal entirely in front of anal; base of dorsal 2.75 in head, 
its longest ray 1.20; base of anal equal to eye, its rays 1.45 in head; 
base of pectorals equal to eye, its longest ray 1.10 in head; caudal 
slightly rounded, its mid-ray greater than head. 
Color in life, a light bistre brown, the plates of the back and 
upper row of sides with a single blue, dark-edged spot; caudal 
peduncle a bright golden yellow, four or five reticulating yellow 
lines on sides of head. Fins: all with a wash of orange, the base 
of dorsal only with a few small black dots. 
Color in spirits, light brown, the fins yellowish white; occelli 
of back dim and not showing blue centres; caudal yellowish white; 
the yellow lines on side of head faded to whitish; dots on base of 
dorsal conspicuous. 
One specimen, No. 808 (Fig. 21) B. M., from Mangareva Id. 
Length 14 in. 
Ostracion sebae Bleeker. 
One specimen, No. 1073 B. M., from Faté, New Hebrides. 
One specimen, No. 1988 B. M., from Rarotonga, Cook Ids. 
One specimen, No. 1335 B. M., from Tahiti. 
Ostracion renardi Bleeker. 
One specimen, No. 1996 B. M., from Rarotonga, Cook Ids. 
One specimen, No. 2120 B. M., from Nukuhiva, Marquesas Ids. 
Ostracion tuberculatum Linneus. 
Two specimens, Nos. 1590 and 1591 B. M., from Raiatea, 
Society Ids. 
