( 558 ) 
Depth 5? to 7 1/4; head 4 to 4 2/3, -width 2 l/5 to 2 l/4. 
Snout to eye 4 in head; eyo 3 l/2 to 4 in head, 1 to 1 l/lO in snout, 
1 l/8 to 1 l/4 in eye; orbit 3 l/8 to 3 l/5 in head, 1 in interorbit¬ 
al; preoral length 4 4/5 to 5 l/2 in head; mandibular barbel 2 l/4 to 
3 1/2 in orbit; maxillary reaches opposite hind edge of orbit, length 
1 7/8 to 1 9/l0 in head; teeth fine, in villiform bands in jaws of 4 
or 5 irregular rows; interorbital 2 4/5 to 3 in head, low, cavernous, 
depressed irregularly* Gill rakers 4+18 low spinescent clavate tub¬ 
ercles on second arch, l/3 of gill filaments, which 2 l/2 in eye. 
Scales (pockets) 90 or more in lateral line; 4 above, 8? 
predorsal forward opposite hind orbital edge. Scales with 9 to 11 
irregular parallel rows of spinules, last extending well behind hind 
scale edge; circuli coarse, rather obscure apically* 
D* II, 10_106, second simple ray slender, entire, length 1 
l/4 in head; interdorsal space 1 3/5; A. 110, fin height 3; pectoral 
rays I, 14, fin 1 2/3 in head; ventral rays I, 11, fin 1 l/2, first 
ray ending in filament* 
Light brown generally* Head little paler than body, 
especially above and on muzzle* Lower or under surface of head, 
breast and belly dark or dusky, with coppery shade before ventral 
bases* Isthmus inside gill opening, side of breast and belly 
behind ventral bases with fine parallel vertical striae* Breast 
before ventral with dark depression containing small dark gray 
lens-like body* Vent in black blotch extending forward as median 
black line on belly. Inside mouth pale or whitish* Gill opening 
similar, only dusky or dark brown above inside and along edges of 
branch!ostegals. 
Gulf of Manar, Bengal Bay, Andaman Sea. 
