363 
weak spinules, sometimes double* gill filaments equal eye. 
'-lender triangular luminous body close above maxillary from below lower hind 
eye edge, long as eye; small photophore at middle of lower eye.edge, long as 
eye; small photophore at middle of lower eye edge; 1 on middle of opercle; 
{"lateral photophores 25 between pectoral and ventral fins, 9 between ventrals 
• . 
sjid anal and o above front of anal 5 lower or ventral series 8 on isthmus, then 
28 no ventrals, 9 between ventrals and anal, 13 from front of anal to caudal* 
- # 35, 1 in height 2 in total head length; A. 17, fin height 2; caudal 1 3/4 
ivell forked, slender lobes pointed; P. with 4 rays, length 2 2/5 in total head 
length; ventral 1, reaches little beyond front of anal; least depth of caudal 
peduncle equals eye* 
Blackish generally* Teeth and luminous body below eye posteriorly whitish# 
^■ris neutral dusky* E reel dusky, terminus with bulbs and filament white* 
Di agnosi s* Differs from all the known species in its slightly different ar¬ 
rangement of the terminal bulbs of the short barbel, in combination with the 
dentition, photophores and fin f ormulae, especially the pectorals which have 
only 4 rays, while in most species 5 or 6. 
Type Ho* * TJ.S.lT.Mt 
D. 5215. Palanog Light, S. 5 ° 30 ’ E . f Q, 50 miles (K. 12 ° 31 ’ 30 " 
o 
• 123 35 1 24 ,! ), east of Masbate* In 604 fathoms* April 21, 1908* 
Length 118 mm* 
To the late Henry L. Yiereck, an earnest student of the Eymenoptera, to whom 
I am indebted for collections of fishes* 
Genus ECIII0ST0MA Lowe 
Eci tip stoma LOLJE, I roc* ol* 8oc* London, vol*2, 1843, p.87* Type Pchio stoma 
