Body brown, with coppery tinge. Axial dark 
gray line along side of body, bordering pale or light 
silvery band about wide as pupil and most distinct 
between dorsal and anal. Broad cutaneous flap all 
along each side of mandible black, in contrast with 
V 
brown color of beak. Dorsal black. Caudal light 
or dull brown above, paler below. Fins otherwise pale 
to whitish. 
Diagnosis . Known chiefly by it coloration, 
expecially the black dorsal and lateral membranes of 
the beak. The free part of the upper jaw is flat 
and slightly broader than long. 
U. S, N. M., no. , type. 
1 example, Sandakan, Borneo. February 29, 1908. By 
electric light. Length 125 mm. Type. 
I 
Zenarchopterus pappenheimi Mohr 
Zenarchopterus pappenheimi MOHR, Zool. Tahrblicher 
Syst., vol. 52, p. 258, fig. 20 {anal fin), 
1926 (type locality: Bangkok). 
» 
? Hehiiramphus buffonis (not VALENCIENNES) SLEEKER 
Naturk. Tijds. Dierk., vol. 3, p. 711, 1952. 
