506 OLDFIELD THOMAS 
internal hallucal foot-pad broadly divided in the centre into two. 
Mamme 6. 
Head pale yellowish rufous, central stripe scarcely visible. A 
patch behind ears clear pale red. Back of neck. grizzled reddish 
grey, the central dark band becoming well defined. Back griz- 
zled grey, with three black longitudinal bands. Rump, outer 
side of hind limbs and tail dark rich chestnut-red, much darker 
than that behind the ears. 
Nasals slightly expanded behind, their greatest barely double - 
their least breadth. — 
Pm medium or large above, medium below, i. e. 
Ms— about 9.0 or 9.5 mm. , 
Lateral incisors flattened, about equal in size. 
Hab. S. New Guinea (Fly River district). Aru Islands. 
a. ad. al. 9. Fly Riv. L. M. D’Albertis. Type of Ph. pilicaudata. 
b. ad. al. 7. Katau, L. M. D'Albertis. 
2-or 3 
49660 . 
5. Ph. dorsalis, Per. et Dor. 
Ann. Mus. Civ. Genov. VIII, p. 353, 1876. 
Size medium. Ears small. Tail thin, short-haired throughout 
except just at base; the hairs on upper no longer than those 
on lower side. Hind-foot with the hallucal foot-pad divided in 
the centre. Mamme 4. 
Top of head and back coarsely grizzled. grey, the hairs com- 
paratively. coarse, their tips pale yellow or white. One well- 
defined dorsal stripe running from muzzle to rump. Back of 
ears, arms, legs, base of tail and whole underside from chin 
to anus rich chestnut red. Tail, except just at the base, uni- 
formly black all round, its terminal half-inch sometimes white. 
Skull light and slenderly built. Greatest breadth of nasals 
about 21/, times their least breadth. 
Pm-+ medium above, small but distinct below, i. e. =. 
Molars small, ms— about 7.5 mm. I? and i* about equal, 
slightly smaller than i4. 
Hab, N. W. New Guinea. 
a. db. ad. al. g 9. Hatam, Arfak Mts. 6/,,. O. Beccari. Co-types of 
species. 
