Tllli DWARF- LEMURS. 57 



Tail golden-yellow, washed with ferruginous on the upper side, 

 the entire distal third darker ; rest of the under side of the tail 

 paler. Naked part of ears flesh-colour. (^Peters.) Hairs slate- 

 grey at base, the tips ferruginous. 



Mastoid portion of ear-capsules (periotic-bones) not so in- 

 flated as in M. minor; hind border of bony palate extending to 

 the posterior border of the last molar, its posterior foramina being 

 large; pre-maxillary bones very large and projecting beyond the 

 incisor teeth ; angle of lower jaw pointed and hooked. Upper 

 inner incisors standing in front cf the canines, and nearly twice 

 the size of the outer ; no gap between the canines and the an- 

 terior pre-molar; the pre-molars vertically sub-equal, and with 

 one external cusp ; molars with two external cusps, the hinder 

 of the two united to the large inner front cusp by an oblique 

 ridge, their inner side bounded by the cingulum ; the posterior 

 molar smaller than the two anterior. Anterior and median 

 lower molars four-cusped ; the posterior, the largest of the 

 cheek-teeth, five-cusped, 



Distribution.— The Dormouse Dwarf-Lemur inhabits the south- 

 west coast of Madagascar ; it has also been obtained at Bambo- 

 toka in St. Augustin's Bay on the west coast. 



III. smith's dwarf-lemur, microcebus smithi. 



Microcebus pusillus^ G. R. Waterh., Cat. Mamm. Mus. Zool. 



Soc, 2nd ed., p. 12 (1838). 

 Cheiro^aleus smithii, J. E. Gray, Ann. Mag. Nat. Hist., 1842, 



P- 257- 

 Ch rogakiis pusillus^ Flov/er and Lydekker, Introd. Mamm., 



p. 690 (1891, pt.) 



