686 SURGEON F. DAY ON ANDAMAN-ISLAND FISHES. [Nov.], 
68. S1tLaGo stHAMA, Forsk. Thol-o-dah, And. 
Cee. pyl. 4. 
69. PseupocHROMIS XANTHOCHIR, Bleeker. 
L. 1. 45. 
Family CrirRHITIDE. 
70. CrRRHITES FORSTERI, Bl. Schn. 
Only one specimen was captured. 
Family ScorPZNID2&. 
71. Prerots vouitans, Linn. Cheeb-ta-ta-dah, And. 
This fish is much dreaded, on account of the severe nature of the 
wounds inflicted by its spines. 
Family Corripz. 
72. Apistus (PRosopopasys) nicER, C. & V. Pom-tho-cho- 
rogue-dah, And. 
Wounds from the spines of this fish are likewise greatly feared. 
73. PLATYCEPHALUS NEGLECTUS, Trosc. 
74. PLATYCEPHALUS INSIDIATOR, Forsk. A-ra-wud-dah, or 
Chou-ur-dah, And. 
Family Berycrp. 
75. HoLocENTRUM ANDAMANENSE, Sp. Nov. 
Be vis. “Dich 14. Po aN YF, Ac4/9. Oe Qlon deeds 
L. tr. 3/73. 
Length of head nearly 3 (74), of caudal 1, height of body nearly 
3 (34) of the total length. 
Eyes. Diameter ? of length of head, 1 diameter from end of snout, 
? of a diameter apart. 
Jaws of equal length, vertical and horizontal margins of preopercle 
rather finely serrated, having a long smooth spine at the angle, the 
length of which equals that of the diameter of the eye. Opercle 
with two flat spines, the upper being the longest, and twenty-nine 
denticulations below; sub- and interopercles serrated. Preorbital 
with a strong spine descending downwards. Posterior process of 
intermaxillaries extends backwards to opposite the anterior third of 
the orbit; the maxilla extends to below the same spot. Shoulder- 
scale serrated. 
Teeth villiform. 
Fins. The third to the fifth dorsal spines the longest. Ventrals 
do not reach nearly to the anus. Third anal spine long and strong, 
equalling one-sixth of the total length. Caudal forked, lobes of 
equal extent. 
