324 
breadth at the base nearly equal to its length. Occipital 
fontanel dilated and cardiform. Mouth small and _trans- 
verse, the width of the gape is '/, of the length of the 
head, lips thick, the upper terminating in a broad, free lobe. 
Upper jaw well projecting and somewhat gibbous anteriorly. 
Eyes 5°/,, small, supero-lateral, surrounded by a fleshy lid, 
2'/, in snout and 1'/, in the interorbital space. Maxillary 
barbels not quite reaching to gillcoverts, mandibulary and 
mental barbels close together on the same transverse plane, 
short. Dorsal fin a little higher than the body, 1t5 “spine 
roughened in front, weakly serrated behind and ‘/,,) of the length 
of head, originating much nearer to the pectorals than to the 
ventrals; the base of the rayed dorsal is */, of that of the 
adipose fin, which is rather long and low, originating well 
in advance of the anal. Pectoral spine a little shorter but 
stouter than the dorsal spine, equal to the width of the 
head; it is roughened outside, finely serrated inside; they do 
not nearly reach the ventrals, which themselves do not reach 
the anal. Caudal deeply forked. Jaws with bands of villiform 
teeth, that of the maxillaries wide and transversely divided 
by a naked groove, behind which the teeth are smaller and 
decumbent. Mandibular band narrow. Gillrakers small, conical, 
in moderate number. Brown above, yellowish white below, 
the pectoral region silvery. Basal half of dorsal and anal fins 
yellowish white, remainder of fins brown; inner surface of 
pectorals blue at the base. Length about 200 mm. [After 
Ramsay & Ogilby; not seen by us]. 
Habitat: South New Guinea (Strickland river). 
2. Hemipimelodus macrorhynchus M. Web. 
Hemipimelodus macrorhynchus Max Weber, Nova Guinea IX. Zool. livr. 4, 1913, 
P- 549. 
B. 6; Dia.:75 As 19-2208 ES Ee OE MN ao: 
Elongate. Height under dorsal spine 5°*/,, head nearly 4. 
Dorsal profile slightly convex above the opercle, otherwise 
slowly sloping down to the conical snout, which forms a 
prominent cone, rapidly decreasing in size. Mouth inferior, 
slightly rounded, 2%/, in head, when closed only the posterior 
part of the maxillary band of teeth is covered. The horizontal 
connecting the middle of the frontborder of the eye with the 
