98 
Pristigaster russellianus Giinther, Cat. Brit. Mus. VII. 1868, p. 462 
Raconda russelliana Bleeker, Atl. Ichth. VI. livr. 25, 26. 1872, p. 124. 
Raconda russelliana Day, Fishes of India 4°. 1878—1888, p. 646. 
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iy iN 
Fig. 33. Raconda russelliana Gray. 
B.6> As 83=-025 "P01 2501). 60-64 le tr oe 
Oblong, strongly compressed, anterior portion of ventral 
profile very convex. Dorsal profile concave above the orbits. 
Height 3%*/;, head 5%/,, eye 3—3'/,, longer than snout. Maxil- 
lary reaching to middle of eye, in adults as far as gillopening. 
Pectorals about as long as head without chin. Caudal deeply 
forked, the lower lobe the longer. Gillrakers about 22, less 
long than half eye. Scales very deciduous, in regular horizontal 
rows. 31—38 feeble abdominal scutes. A narrow dark blackish | 
band along the back, sides yellowish, below silvery. A deep 
brown or black spot on the shoulder, sometimes continued on 
to the opercle. Length about 200 mm. 
Habitat: Sumatra (Bagan Api Api!), Singapore. — Malay 
Peninsula to Bay of Bengal. — In sea, near shore. 
7..ham. Alepocephalidac. 
Elongate, compressed. Head almost always naked. Body 
covered with thin cycloid scales, at least in the lateral line. 
Barbels none. Nostrils close to the eye. Mouth moderate or 
large, its upper margin formed by intermaxilla and maxilla. 
The intermaxilla being placed along the anterior inferior edge 
of the latter, which has a supplemental bone at its hindpart. 
Feeble teeth on mandibles, intermaxilla, sometimes on maxilla 
and mostly on palatines. No adipose fin. Anal more or less 
below dorsal. Pectorals placed rather high; ventrals about in 
the middle of the length of the body, sometimes wanting. 
Anus behind middle of body. Opercles complete, but very 
thin. Gillopening very wide, partially covered by a continuation 
of the skin of the head and by the gillmembranes, which are 
