157 
Yellowish, with silvery lateral hand, bordered 
above by black stripe and widest in postanal region. 
Fins hyaline, caudal and dorsal dusky. Length 240 mm. 
(Weber and Beaufort.) 
East Indies. 
1 
Zenarchopterus qradrimaculatus MOKR, Zool. 
Jahrblicker, Syst., vol. 52, p. 257, fig. 
18-19, 1926 (type locality: Selangor, Muar 
4 
River, Malay Peninsula). 
Depth 9|, deepest near end of pectoral; head 2, 
head from snout tip 3-3/5. Snout 2-4/5 in head from snout 
tip, upper jaw long as broad; eye 4, li in snout; mouth 
cleft reaches 3/4 to eye, length 3-1/5 in head from snout 
tip; interorbital low, apparently level. 
Scales 42 in axial lateral series to caudal base 
and 2 more on latter; 5 above lateral line, predorsal 29 
forward to eye. Dorsal and anal scaleless, caudal base 
scaly. 
