]. DIDELPHTS. 347 



, J Ad. al. I 1 . -7 n Lidth de Jeude 



^ *• ISkuUofy.f ^ '^'^ ^- Coll. 



/. Ad. St., cJ & 7 yg. Lidth de Jeude 



Coll. 

 ff'. Ad. al., 5 . (Described by Waterhouse.) 



9. Didelphys lepida. (Piate III. fig. 1.) 



Didelphys (Micoureus) lepida, Thos. Ann. Mag. N. H. (6) i. p. 158 

 (1888). 



Size very small. Eur soft, close and straight. General colour 

 deep ricli rufous, mucli deeper than in the allied species. Ehinarium 

 apparently as in D. murina. Centre of face pale rufous ; crown deep 

 rufous, lite back ; black patches round eyes strongly marked, con- 

 tinued forwards on the sides of the muzzle nearly to the rhinarium, 

 but not continued backwards towards the ear. Chin, chest, and belly 

 dirtj' white, with a faint rufous tinge, the line of demarcation not 

 at all strongly marked. Ears very small, laid forward they reach 

 to the posterior canthus or at most to the centre of the eye, their 

 internal basal projection well developed. Pouch absent ; mammse 

 3-1-3 = 7*. Feet and their pads- as in D. murina, but the fifth 

 hind toe only just equalling the second. Tail very long, slender, 

 cylindrical, slightly furry at its base, the remainder with numerous 

 scattered fine hairs, white or pale brown. 



Skull (PI. XXVII. fig. 3) as in D. murina, except that it is only 

 about two thirds as large ; supraorbital ledges well developed, even 

 in young specimens. 



Teeth small and delicate. Canines short and thick. Upper p.' 

 about one third the size of p.^ ; p." about equal to or slightly smaller 

 than the latter. Lower teeth as in D. cinerea and murina. 



Dimensions. 



?■ 



a (skin). t (in spirit). 



Adult. Adult. 



miUim. niillira. 



Head and body 105 93 



Tail (more than) 105 143 



Lower leg 24 — 



Hind foot — 157 



Ear 9 12 



Muzzle to eye 10-5 — 



Skull, see p. 351. 

 Hah. Amazonian subregion, from the Peruvian Amazons to 

 Surinam. 



Type in collection. 



* In two specimens, but very indistinct in both ; perhaps more would become 

 viiible in the breeding-season. 



t From a specimen preserved in the Stuttgart Museum. 



