39, 
dorsal origin; 18 below to spinous anal origin; 28 predorsal 
scales; snout 24 in head; eye 3 1/6; maxillary 3; interorbital 
5. 
Body deeply ellipsoid, strongly compressed; caudal pedun- 
cle long as deep and least depth 22 in head, Head width half 
its length. Snout conic, about long as wide(without teeth). 
Eye round, hind pupil edge midway in lead length, Maxillary 
to eye; expansion 2% in eye. Front of each jaw with 8 entire 
incisors; hind teeth as 2 rows of flat molars. Front nostril 
at last fourth in snout; hind one nearly 5S times as large, 
obliquely slit-like and midway between front one and eye, 
tnterorbital convex, Preopercle entire; least width of 
preorbitak half of eye. Suprascapula entire, 
Rakers 8 11, lanceolate, 2g in filaments, latter 2 in eye. 
Scales in longitudinal rows parallel with lateral line, but 
slightly smaller towards body edges, small soft dorsal, anal 
and caudal bases; basal radiating striae 7; apical denticles 
40 to 56; circuli very fine; 5 rows of scales on cheek; lateral 
line mostly concurrent with dorsal profile, slopes down little 
obliquely along caudal peduncle side above. Tubes simple. Fifth 
dorsal spine 1 9/10 in head; second anal spine 2, In alcohol 
dull brown, sid s and below scarcely paler. Length 122 mm, 
Rio Janeiro. 
