456 Mr. A. Alcock on the Bathybial Fishes 
length of the snout. Nostrils very large, the anterior a wide 
short tube at the end of the snout, the posterior situated in 
front of the upper half of the eye. Head with wide mucous 
channels, which communicate with the exterior by large open 
pores; one such channel with five pores along each upper 
lip, one with ten pores extending from the mandibular sym- 
physis to the operculum on each side, and one along each 
side of the top of the head ending in two very wide pores on 
each side of the snout. ‘wo small pores at the base of the 
snout just outside the mouth. Cleft of mouth horizontal and 
reaching just beyond the middle of the eye; the upper jaw 
far overhung by the snout and overhanging the lower. 
Tongue long, pointed, fleshy, free. ‘Teeth minute, in rather 
broad bands in the jaws, and in a broad patch outside the 
mouth in the expanded premaxille ; a few small teeth in the 
vomer, quite anteriorly. Gull-openings narrow, widely sepa- 
rated ; a broad fold ot skin extends to the base of the pectoral 
from their anterior margins. No scales. <A row of close-set 
pores extends throughout the whole length of tie lateral line. 
Pectorals narrow, a little longer than the snout. Vertical 
fins confluent ; the dorsal begins above the gill-opening. 
Colours in spirit:—Transparent grey, with minute black 
specks. 
Total length 16 inches. 
Hab, Andaman Sea, south-east by south of Ross Island, 
in 265 fathoms. 
COLOCONGER, gen. nov. 
Allied to Conger. 
Snout and tail very short. Muscular and osseous systems 
well developed. Four gills, which communicate with the 
pharynx by wide slits. Gill-openings separate. Heart 
situated immediately behind the gills. Eyes large. Posterior 
nostril superior. Cleft of mouth wide, extending beyond the 
middle of the eye. ‘Tongue free. Teeth in a single con- 
tinuous ridge in each jaw, none on the vomer. No scales. 
Vertical fins well developed, confluent ; the dorsal begins 
above the root of the pectoral. Pectorals well developed. 
Coloconger raniceps, sp. nov. 
Head broad, massive, frog-like ; its length measured to the 
gill-opening a little more than twice its breadth and one fifth 
of the total. Trunk deep, its length, which exactly equals 
that of the short, compressed, abruptly-pointed tail, is three 
