Feb., 1910. New East African Mammals — Osgood. 13 



Measurements. Type: Total length 257; head and body 105; 

 tail vertebrae 1 48 ; hind foot (c. u.) 24; ear 17. Skull of type: Great- 

 est length 29; basilar length 22.9; zygomatic breadth 14.7; nasals 

 12; least interorbital breadth 4.5; postpalatal length 10; palatine 

 slits 6.3; diastema 7.7; maxillary toothrow 4.7. 



Nasilio brachyrhynchus albiventer subsp. nov. 



Type from Lake Elementeita, British East Africa. No. 16663, 

 Field Museum of Natural History. Adult male. Collected Feb- 

 ruary 9, 1906, by E. Heller. 



Characters. Most similar to Nasilio brachyrhynchus malosce but 

 underparts nearly white instead of buffy; eye ring narrower; sides 

 of face without blackish markings ; inside of ears thinly clothed with 

 whitish instead of ochraceous hairs; upper lip and sides of "pro- 

 boscis" whitish rather than bufiEy; general color of upperparts prac- 

 tically as in malosce, decidedly darker than in delamerei. 



Measurements. Type: Total length 224; head and body 116; 

 tail vertebrae 108; hind foot (c. u.) 31; ear 22. Skull of type: 

 Greatest length 2>Z-?)'y basilar length 31.7; zygomatic breadth 18.7; 

 nasals 13.5; least interorbital breadth 5.9; upper tooth series 17.4. 



