248 
' • ’* Genus LEPTOSTOMIAS Gilbert 
* 
L eptostomias GILBEET, Bull. l.C.Fish Comm., vol.23, pt.2, 1903 (1905), p.606. 
Type Leptostomias macr oneraa GILBERT, monotypic. 
Body elongate, ^ead short. Louth straight, oblique, jaws rather strong. 
Teeth taner to sharp noiht; first upper tooth moderate and fixed, second long, 
.. .w « * ^ 
depress able, followed by few small fixed outer teeth and 1 or 2 inner depres- 
sible; lower jaw with strong fixed fang each side of symphysis, posteriorly 
» 
few small outer fixed teeth and 1 longer inner depressihle tooth: maxillary 
with few erect and series of small oblique teot. . P&ir o- veeta on vomer; 1 
on each palatine; 2 pairs on basibranchials; pairs of short teeth on gill 
arches. Postocular luminous organ very small. Dorsal rays 16 to 21. Ana]»u.- fc 
0 to 28, begin below or slightly before dorsal origin. Pectoral rays 10 
rays 2 
or 11, without isolated ray. Central rays 7, well postmedian 
ANALYSIS OP SPECIES 
« 
1 
a. Stem of barbel without filaments near base. 
“ 1 
b. Ventral photophores between pectoral and ventral fins 41; 
barbel with 
series of minute filaments on basal part of bulb, extending on stem, with 
pairs of minute filaments on terminal part of bulb 
han locau liis 
Yent-al photophores between peetorrl and ventral fins 45 or 46; barbel 1/4 
to 1/3 length of fish: filaments of bulb probably as in adult of preceding 
/ Cy 
species 
T&cilis« 
