Fishes of the South Pacific. 77 



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- 

 tral 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. 10. 



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, 10 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 6o°; 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 Fate, 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 Linnseus. 



Two specimens, Nos. 1590 and 1591 B. M., from Raiatea, 

 Society Ids. 



