of the Bay of Bengal &c. 385 
is compressed, elongate, and tapering, with a maximum height 
nearly equal to the length of the head. Snout as long as the 
eye, or 43 in the head-length, rounded, scaly. Interorbital 
space wider than the eye, and, like the crown of the head, 
flattened. Operculum with one spine above. Preoperculum 
excised at its angle. Nostrils of moderate size, the anterior 
near the end of the snout. Mouth wide, the maxilla reaching 
behind the posterior border of the orbit. No barbel. Villi- 
form teeth in bands in the jaws, palatines, and vomer. 
Tongue small. Gill-cleft wide; four gills, with narrow 
lamine. Pseudobranchie thick and fleshy. Gill-rakers 
numerous and almost as long as the eye on the first arch ; 
elsewhere almost tuberculate. Scales small, smooth, decidu- 
ous. Lateral line running about nine rows of scales below 
the dorsal fin. Vertical fins united with the caudal; the 
dorsal begins in the vertical to the base of the pectoral, the 
anal a head-length behind the same level. Pectorals fine, 
pointed, not quite as long as the postorbital portion of the 
head. Ventrals simple filaments arising at the symphysis of 
the pectoral arch ; in length equal to the postorbital portion of 
the head. 
Colours in spirit uniform sepia-brown, with black fins. 
Stomach siphonal: one rudimentary and nine medium-sized 
czeca in a ring round the pylorus. Aur-bladder present. 
A single rather mutilated specimen 64 inches long. 
Hab. Andaman Sea, 74 miles east of North Cinque Island, 
490 fathoms. 
NEOBYTHITES, Goode and Bean. 
Neobythites macrops, Gthr. 
Neobythites macrops, Giinther, Zool. Chall. Exp. vol. xxii. p. 102, 
plz, fig. AS 
Several specimens from the Andaman Sea, off Ross Island, 
in 265 to 271 fathoms. 
DIPLACANTHOPOMA, Gthr. 
Diplacanthopoma brachysoma, Gthr. 
Diplacanthopoma trachysoma, Giinther, Zool, Chall. Exp. vol. xxii. 
p- 115, pl. xxiii. fig. C. 
A female 44 inches long, with gravid ovaries. 
Hab. Andaman Sea, 7} miles east of North Cinque Island, 
490 fathoms. 
