Analysis of species 
Pectoral photophores level, in continuous series; second and 
third ventrals not elevated above level of following organs 
in same series; supraventral always below lateral line; no 
photophores above lateral line. 
Subpectoral photophores not above pectoral fin base; 2 
posterolaterals in oblique or subvertical series; no 
photophores on cheek; precaudals distinctly separate from 
anals• 
. Six precaudals; 6 pectorals; 5 subpectorals; anals 10 f 7, 
first anteroannl elevated; head 3 1/4; eye 3 2/3 in 
head; Dorsal 18; Anal 20. - 
• Three or 4 precaudals; 5 pectorals. 
nicholsi. 
A * Anals 10 f 7; first anteroanal elevated; 5 ventrals; 
scales 44, 
£. • Dorsal 15; Anal 18; 1 suprapectoral; minute 
antorbital photophore. ———----- 
braueri• 
e_ . Dorsal 18 or 19; 2 suprapectorals; 2 preoeular 
luminous organs. --- piabilis. 
o 
d . Anteroanals 5 to 7 (anals total 9 to 13); 5 (4) 
ventrals; Dorsal 12 to 14; Anal 13 to 15. 
JL . Predorsal luminous scales 5 to 12, 4 to 6 between 
dorsal and adipose fin, 3 or 4 supracaudals, 7 
to 10 infracaudals, 4 to 6 along anal base; no 
luminous scales between ventrals and anal; head 
3; eye 3 l/3.-—- maderensis. 
