Small antorbital photophore below level of hind nostril; small 
humeral photophore?; 2 operculars, upper about level with lower eye 
edge and pectoral fin origin; branchiostegals?; 5 pectorals, fourth 
elevated above third on level of lower pectoral ray, first interspace 
longest; 1 suprapectoral on lateral line; 2 suprapectoral on lateral 
line; 2 subpectorals, lower below upper, which before middle of 
pectoral base; 5 ventrals, second elevated above and in advance of 
first, first, third, fourth and fifth equidistant and equidistant from 
median ventral line; 1 supraventral on lateral line somewhat before 
ventral fin base; 6 * 6 anals, fifth anteroanal elevated and others 
on same level, first interspace longer than following ones, posteroanals 
behind anal fin base; 3 supraanals, first and second equally elevated, 
second over or slightly before fourth ventral, third on lateral lihe 
below middle of dorsal fin; 3 precaudals, first above first caudal ray, 
v • 
lower than last posteroanal, second elevated little behind oblique line 
joining first and third, distance from first little over half space 
from third,.which above and little behind, in contact with lateral line. 
Supracaudal luminous scales 3, infracaudals 4. No accessory photophores 
D. 14, fin height 1 2/3 in head; A. 17, fin height 2 1/2; caudal 
damaged, forked; least depth of caudal peduncle 41/4; pectoral ?; 
ventral 2 l/2? 
Dusky to blackish generally. Fins paler to light brown. 
74468 U. S. N. M. Suruga Bay, Japan. Albatross Collection (5064). 
Length 20 mm. Type. 
