All teeth bicuspid. A crescentic suborbital and a smaller 

 postorbital luminous organ, revolving and covered by trans- 

 lucent skin, besides an orbital one, covered by the skin. On 

 each side of the body a ventral and a lateral series of organs, 

 partly covered by the skin, besides smaller organs scattered 

 over head and body. 4 gills. No gillrakers. Branchiostegals 8. 



i. Malacosteus indicus Gthr. 



Malacosteus indicus Gunther, Ann. Mag. Nat. Hist. II. 1878, p. 181. Challenger 



Rep. Deep-Sea Fishes, 1887, p. 214. 



Malacosteus spec. Alcock, Descript. Catal. Indian Deep Sea Fishes, 1899, p. 149. 

 Malacosteus indicus Brauer, Deutsche Tiefsee-Exp. Tiefseefische, 1906, p. 65. 



Fig. 43. Malacosteus indicus Gthr. (after Brauer). 



D. 16 18; A. 1820; P. 23; V. 6. 



Height almost 5 3 / 4 , head 3 4 / 5 4. Eye oval, about 4. Snout 

 less than ] / 3 of eye. Origin of ventrals about an eye length 

 behind middle of body. Anal and dorsal in the last */ 3 of 

 body, arising nearly in the same vertical. Teeth in the inter- 

 maxilla small, in 4 widely set groups. First group with one, 

 second with 3, third with 9, fourth with 8 teeth. About 20 

 minute teeth in the maxilla. The largest of the teeth in the 

 mandible is a strongly curved fang near the symphysis. It is 

 followed at some distance by a smaller fang, situated outside 

 the series of teeth, which are arranged in five groups. The 

 first has six teeth, of which the last is by far the largest. 

 The second group has 4 6 moderate-sized and some smaller 

 teeth, of which the last is the largest. The hindermost 3 groups 

 contain about 6 or more teeth in each group. Luminous 

 organs as in the genus. Velvety black, distal ! /s f dorsal 

 and anal translucent, otherwise blackish. Length 112 mm. 

 [Not seen by us]. 



Habitat: Celebes sea, South of Philippines (914 M.). - 

 Indie: North of Cocos islands (2400 M.); Andamans (1193 M.); 



