1319 
Mulaku, Maldives). — Jenkins . Mem. Indian Mus., vol. 3, p. 27, 1910. 
Lalopteryx xantho stic ta Weber . Siboga Exped., vol. 57. p. 423, 1913 
(Saleyer and Timor Sea. IS to 73 meters). 
Depth 2 1/4 to 2 2/3; head 3 l/5 to 3 l/4, -width 3 2/5 to 3 1/2. 
Snout to lower orbit 4 to 4 l/6 in head from snout tip; lower orbit 4 to 
4 1/5, 1 to 1 l/5 in snout; upper orbit l/4 to 2/5 in advance of lower 
orbit; maxillary reaches 4/5 or nearly opposite hind edge of lower orbit, 
expansion 1 1/2 to 1 5/(5 in lower orbit, length 1 4/5 to 2 in head from 
snout tip, strongly arched anteriorly; bony interorbital as narrow trans¬ 
verse keel, width 6 in lower orbit. Jill rakers 6+9, rather thick, 
lanceolate, 2 l/2 in lower orbit; gill filaments 3/4 gill rakers. 
Scales 30 or 31 in lateral line to caudal base and 6 or 7 on 
letter; 4 above, S below. Snout, maxillary and mandible naked. Caudal 
largely covered with small scales basally, other fins naked. Scales with 
10 to 14 basal radiating striae; 58 to 80 short apical denticles of which 
3 series transversely; circuli very fine, more or less obsolete apically. 
Lateral line only on left side, arch 1 1/2 to 1 3/5 in straight section 
to caudal base. 
D. 66 to 72, longest filamentous anterior rays 1 2/3 to 2 in total 
length without caudal, uniform fin height 2 l/4 to 2 3/4 in total head 
length; A. 45 to 49, fin height 2 1/3 to 3; caudal 1 l/8 to 1 l/6, ends in 
median point behind; least depth of caudal peduncle 2 2/3 to 2 3/4; pectoral 
1 1/6 to 1 l/4; left pectoral 1 3/5 to 1 2/3; left ventral 2 1/8 to 2 l/6. 
Largely dull brown on right side, slightly clouded darker, though 
most specimens without distinct markings. Vertical fins sprinkled with ob¬ 
scure dark specks on small spots. Orbits dark neutral gray. Left side 
evidently whitish. 
•/ 
