222 Zoological Society : — 



of Phalangista it is cylindrical and equally covered with hair on all 



In Hepoona and Phalangista the grinders are placed in arched 

 series, and they are much larger compared with the size of the skull 

 than in this genus, and the hinder grinders are larger than the front 

 ones ; the front grinder in the upper jaw is larger, more elongate, 

 and compressed. 



6. Dactylopsila trivirgata. 



White; three broad black stripes on the back, the outer ones 

 commencing on the side of the nose, enclosing the eyes, and con- 

 tinued along the side of the back ; the central one commencmg on 

 the crown and continued to the end of the tail, being narrower at 

 the base of the tail : a large black square spot on each side of the 

 chin, separated by a narrow central line ; a large spot on the upper 

 surface of each leg ; the sides of the throat greyish, and the sides 

 of the body rather greyisb from the dark colour of the base of 

 the fur on that part of the body; the tip of the tail whitish, 

 and the under part of the upper surface near the tip, with a nar- 

 row streak ending some way down the middle of the under side 

 of the tail, black ; the under side of the tip of the tail is bald, 

 but scarcely callous ; the feet flesh-coloured, with few scattered short 

 whitish hairs ; the ears nakedish, black when dry. 



Hab. Aru Island. 



A female : lives on fruit. " Teeth ^-^." {Wallace.) 



Myoictis. 



Head tapering ; nose acute ; whiskers strong. Tail depressed, 

 tapering, clothed with rather elongated hairs above and on the sides ; 

 tbe under side flat, nakedish. Feet moderate ; soles bald to the 

 heel ; toes 5-5, free, compressed ; claws acute ; first and fifth front 

 toes equal ; second, third and fourth toes equal, longer ; hinder toes 

 free, weak, distinct, clawless ; thumb of hind-foot larger. Ears 

 roundish, nakedish. Scrotum pendulous. 



Cutting teeth ^-^ ; the upper with a central space in front between 

 them, in a close series on each side, and with a small interspace be- 

 tween them and the canines ; the first tooth very small, hidden in the 

 gums, the others all equal, lancet-shaped, rather crowded; the lower 

 forming a continued series, shelving forward, all lancet-shaped, sub- 

 equal ; the front rather the longest and narrowest ; the hinder rather 

 broader. 



Canines |^], conical ; the upper not quite developed, only slightly 

 produced above the level of the other teeth ; the lower small, conical, 

 scarcely raised above the other teeth (figs. 8, 9). 



False grinders, g, conical, compressed ; the lower with a very 

 obscure, the upper with a rather more distinct, conical tubercle on 

 the front and hinder edge (figs. 8, 9). 



True grinders '^ ; the upper large, triangular, acutely lobed ; 



