Croix 
March 10, 1930, p.92, fig.75 (end of barbel). Caribbean Sea near St. 
N. 17 ° 43 ’ W. 64 ° 56 ' , 1000 meters. 
Depth 14; head 3. Eye 6 in head; barbel 2/9 of fish, axis pigjaented; bulb 
divided, basal part slender, terminal much broader, rounded, with 3 minute fila¬ 
ments on short stalk; interorbital 8 l/2 in head# 
Lateral photophores 15 and 16 between ventral and anal# 
D# 22; A# 36; pectoral rays 2# 
Length 170 mm# without caudal# (Began and Trewavas*) 
Caribbean Sea# 
Genus HAPL0ST0MIAS Regan and Trewavas 
^aplostosnias REGAN and TREWAVAS, Danish Dana Exped# Ofeeanogr• Rep#, No#6, March 
10, 1930, p#109# Type Baplostomia s ten taoul atus REGAN and TREWAVAS# 
Snout short# M ou th cleft straight# Premaxillaries and lower jaw with depres- 
sible fangs, simple or with rudimentary cusp; maxillary with 1 or more erect 
teeth followed by row of small oblique teeth# Pair of teeth on vomer; 5 on 
each palatine; 2 pairs on basibranchials; pairs of well developed teeth on gill 
arches# Postocular luminous organ large# 
Dorsal rays 16 or 17# Anal rays 19 or 20# Dorsal and anal begin at same 
vertical, anal extending further back# Pectorals normal, rays 5# Ventral rays 
7, postmedian. 
Distinct from Melanostomias chiefly in its dentition# 
. ANALYSIS OF SPECIES 
1 
a. Barbel with 1 bulb; depth 9 to 9 l/2; head 7 l/2 to 7 3/4 
tentaoulatus« 
