117 
are slender canines and arrow-shaped at tip. 12 luminous 
organs in ventral series between isthmus and pectorals, 18 
between pectorals and ventrals, 22 between ventrals and anal. 
Io above anal, the last 2 are smaller and situated higher 
upward, 4 behind anal. 38 organs in the lateral series. Sides 
of head and body greyish silvery, brownish above and below. 
Fins translucent. Length 75 mm. 
Habitat: Timor sea (421 M.)!. — Pacific near Hawaian 
islands (470—2232 M.). 
2. Astronesthes chrysophekadion (Blkr.). 
Stomianodon chrysophekadion Bleeker, Verh. Bat. Gen, XXII. 1849, Bijdr. Ichth. 
Bali, p. Io. 
Astronesthes chrysophekadion Bleeker, Atl. Ichth. VI. livr. 27. 1875, p. 150. 
Beha hte) As-20); Ps 6; Viz. 
Height 8—g, head about 5, eye about 3, about twice as 
long as snout. Barbel a little shorter than head. Pectorals 
and ventrals about half of head, the last scarcely nearer to 
anal than to head. Origin of dorsal somewhat behind inser- 
tion of ventrals, a little shorter but higher than anal. 6 une- 
qually long, arrow-shaped teeth in intermaxilla, the 2 anterior 
very long and curved. Maxilla with about 20 subequal small, 
close-set teeth. Mandible with to—12 long curved unequal 
teeth, the anterior ones the longer and arrow-shaped. About 
50 luminous organs in the lateral series. Blackish or brown, 
opercle and sides lighter. Length of single specimen known 
115 mm. [After Bleeker; not seen by us]. 
Habitat: Bali. 
6, Malacosteus Ayres. 
(AyrEs, Journ. Boston Soc. Nat. Hist. 1849, p. 53). 
Elongate, compressed, tapering behind head, scaleless. Head 
compressed, snout very short. Gape of mouth extremely wide. 
Jaws extending beyond the root of the pectorals. Opercle 
very narrow and membranaceous. No barbel at chin. Pectorals 
rather long and narrow (or rudimentary). Ventrals behind 
middle of body. Dorsal and anal opposite and nearly equal, 
at no great distance from the caudal. Unequal, pointed teeth 
in a single series in both jaws and in pairs on the tongue. 
