lower. Lower jaw well protruded. Teeth conic, though rather 
short, uniform, in broad bands in jaws narrowed to rictus. 
Vomerine band of teeth confluent, little wider than jaw bands. 
Tongue free. Interorbital scarcely convex to level. Gill- 
opening slightly longer than snout. Scales usually placed 
more or less at right engles or in little convergent series, 
2 to 4 times long as wide, with about 15 to 50 rather coarse 
reticulate circuli in longitudinal diameter. Space between 
dorsal origin and vent equals snout. Caudal equals interorb- 
ital width. ) 
Color in alcohol: largely uniform dull-brownish. 
Slaty. Length 263 mm. No data, though likely from the 
pines?. 
Two examples from Sumatra, in the Academy, show: Head 
7 to 72; depth 17 to 172; snout 5 1/8 to 5¢ in head from 
upper jaw tip;gape 2 2/3 to 3 1/3; interorbital 4 4/5 to 6; 
pectoral 3 1/3 to 4; caudal 53 to 6 2/5; eye 1; to 21/3 in 
snout in larger. Color when fresh in arrack, dark brown on 
back and upper surface. Belly and lower surface pale brown. 
Dorsal, caudal and anal dark brown behind, rest of anal pale 
like color of belly. Pectoral brownish. Lower jaw brownish 
in front. Length 155 to 365 mm. 
Murauend i 
pngeiize sustrelis(Richerdsor). ¥<4-40 
Three drawings, 2 with details, from New Zealand and 
Tehiti. In the last, which is labeled as "fluviatile” the 
