317 
c. Ho 
V 
post-temporals; parietals absent• 
1 
1 * Vomer toothless. 
“ 1 
Dorsal and anal subequal; upper jaw not protractile; 
1 * 
teeth on 
■palatines. 
1 
k. Hirst lower tooth fixed, followed by 1 or 2 smaller outer fixed 
teeth and series of depressible teeth. 
1 
Front fangs long; ventral fins ventral; no luminous lateral 
loop 
Grammato st omias. 
O 
C> 
±* front fangs long; ventral fins ventral; closed loop of lumin¬ 
ous tissue on each side of front part of body 
Lamprotoxus# 
3 
JL# Fangs small; vehtral fins lateral* Bathbphilus. 
k. Teeth small, fixed; 2 luminous bodies below eye 
Pachystomias 
2 - 
;]_• Anal longer than dorsal: upper jaw protractile. 
1 
m. Palatines toothless Eustomias. 
2 - 
m Palatines with 3 groups of short teeth 
1 licrodontost omias • 
2 
_* Pair of teeth on vomer; premaxillary and mandibular fangs all de¬ 
pressible . 
1 
n* Teeth without or with rudimentary cusp; dorsal and anal 
subequal• 
1 
o. Five small teeth on each palatine 
Hop l ostomi as. 
o„ Two or three small teeth on each palatine 
Pseudeustomias* 
