116 
curved canines, those of the maxilla subequal, much smaller, 
closely set and directed backward. Vomer generally edentu- 
lous. Palatines and tongue with a series of small pointed teeth. 
Luminous organs: a large postorbital organ and smaller ones 
on the opercle and between the branchiostegal rays; on each 
side of the body a ventral series from isthmus to caudal, and 
a more lateral series from gillopening to anal. Numerous small 
organs between the longitudinal series and scattered over the 
body. Four gills. No pseudobranchiae. Gillrakers minute. 
Synopsis jot ‘the spieeres, 
I. 38 luminous organs in the lateral series, Eye 
more than 51/,, shorter than snout......... A. lucifer p. 116. 
II. Circa 50 luminous organs in the lateral series. 
Eye circa 3, about twice as long as snout... . A. chrysophekadion p. 117. 
1. Astronesthes lucifer Gilb. 
Astronesthes lucifer Gilbert, Bull. U. S. Fish. Comm. XXIII. 2. 1903 (1905), p. 605 
Astronesthes lucifer Max Weber, Siboga-Exp. Fische, 1915, p. 13. 
Fig. 42. Astronesthes lucifer Gilb. 
Ditiis  Asdo; PO aVews 
Height about 6, head 4'/,—4'/,, eye more than 5'/,, shorter 
than snout. Barbel shorter than gape of mouth or longer than 
head (Gilbert), with a dilated tip. Pectorals about 1'/, in 
length of head. Ventrals about midway between anal and 
praeopercle. Dorsal somewhat behind insertion of ventrals, 
shorter but much higher than anal. Intermaxilla with 5—6 
unequally placed unequal teeth, sometimes with a substitute 
behind them. Maxilla with 1t1—13 (15—20 in the larger 
specimen of Gilbert) subequal, pointed teeth, directed back- 
ward. Mandible with 6—8 unequal teeth, the posterior placed 
unequally and somewhat alternating, some of them with a 
substitute; most of the intermaxillary and mandibulary teeth 
