533 
Depth 1 7/8 to 2 in head, 10 to 10 l/4 caudal base; head 
5 l/4 to 5 4/5, 2 l/2 to 2 3/5 to vent, width 2 4/5 to 2 7/8 its 
length; combined head and trunk 1 l/8 to 1 l/3 in tail to caudal 
base. Snout 3 2/5 to 4 in head; eye 4 3/4 to 5 l/2, 1 l/4 to 1 l/2 
in snout, greater than interorbital; mouth cleft reaches nearly 
to eye, length 4 3/4 in head; teeth short, fine, uniform, villi- 
form, in broad bands in jaws and equally broad band over most of 
entire region of vomer or palate; front nostril at lower front side 
of snout, posterior at last third of snout; interorbital 6 to 6 3/5 
nearly level. Gill opening small, 7 l/4 to 9 in head, short oblique 
slit before and below pectoral base. 
Lateral line axial, well marked. Numerous short black fila¬ 
ments over head, as row postocular, another transversely over occ¬ 
iput and numerous ones scattered over lower surface of head; 3 or 
4 predorsal pairs. 
Dorsal origin begins opposite tip of depressed pectoral fins, 
fin height 3 2/5 to 3 2/3 in head; anal fin height 3 2/3 to 4 2/3, 
caudal 3 4/5 to 4 2/5, pointed; pectoral 2 7/8 to 3. 
Uniformly dark drab brown. Iris dark neutral gray. Fins all 
dark brown. 
Indian Ocean. The short black filaments of my example, 
present on the head and predorsal, are not shown on Alcock's figure, 
though in most every other way they agree. 
