623 
Ur anocong er_ odontostomus new species 
Depth 2 2/3 in head, 16 1/4 to caudal base; head 6 1/4, 2 2/5 
to vent; width 3 1/4 in its length; combined head and trunk 2 3/5 
in tail to caudal base. Snout 3 2/5 in head; eye 6 1/8, 1 4/5 in 
snout, 2 times interorbital; mouth cleft reaches eye center, from 
snout tip 2 2/3 in head; front nostril in short tube near snout 
tip, hind one slit 2 1/4 eye diameters long close before middle 
of front eye edge; interorbital 2 1/6 in eye, 14 1/2 in head. 
Cill opening 6 1/5, oblique. 
Lateral line distinct, axial alone- side. 
» -*0/ 
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Dorsal origin opposite first third of depressed pectoral, 
r 
fin height 4 in head; anal fin height 4 1/2; caudal 2 3/4, point¬ 
ed; pectoral 3 1/5, 
Pale brown. Iris gray, with pale brown to whitish investment, 
especially posteriorly. Inside gill openings blackish, branchio- 
stegal region grayish. Belly dark as sides. Vertical fins pale 
brown basally, dusky or dark brown marginally. Pectoral -whitish 
basally, greater terminal portion brownish. 
Diagnosis. Characters contained in the genus. 
