MTJS. 405 



S)jnopsis of Tndicni, Ceijlonese, and Burmese Sj^ecies. 



A. Six pads on plan ta ; ears not covered with long 

 hair ; third upper molar much smaller than 

 second. 



a. Large, head and hody 4 to 9 inches ; prox- 



imal plantar pad elongate, double length of 

 next pad. (Rats.) 

 a'. Lower surface of tail not white or not 

 sharply divided from colour of upper 

 surface. 

 a". Hair on terminal portion of tail not 

 white, 

 ft". Outer border of infraorbital foramen 

 deeply emarginate above. 

 a*. Tail as long as head and body or 

 longer. 

 a. Head and body 5 to 8 in., hind 

 foot 1"2 to r45; mammae 10 



-12 M. rat Ills, p. 400. 



/3. Head and body 4 in., hind foot 



0'9 ; mamma; 8 M. conculor, p. 408. 



b*. Tail shorter than head and body, 



hind foot l"o to 1'7 M. decumanus, p. 408, 



f. Outer border of infraorbital foramen 

 slightly emarginate above ; hind 



foot 1 inch M. fnlcescens, p. 409. 



b". Hair on terminal portion of tail white 

 all round. 

 «■'. Colour above grey. 



ft*. A brownish tinge on back; hind 



foot 2 inches M. bowersi, p. 410. 



/;'. Back pure grey ; hind foot 1'4 . . M. berdmorei, p. 410. 

 ¥. Colour of upper parts brown ; hind 



foot 1-3 ._ M. blnnfordl, p. 411. 



h' . Lower surface of body and tail white, 

 or nearly white, sharply separated from 

 colour of upper parts, 

 a". Hallux with a compressed claw% 



«■*. Colour above rich rufous-brown .... M.jerdoni, p. 411. 



6^ Colour above greyish brown M. nivewenter, p. 412. 



6", Hallux opposable, with a flat nail .... M. chiropus, p. 413. 



b. Small, head and body less than 4 in. ; prox- 



imal plantar pad not double length of next, 

 and generally rounded. (Mice.) 

 a'. Tail not shorter than head and body. 

 a" . Hind foot without claws not exceeding 

 0'7 in. ; mammpe 10. 



a^. Lower parts fulvous or dusky M. muscidus, p. 413, 



b^. Lower parts white M. bactrimms, p. 414, 



b". Hind foot exceeding 0'7 in. 

 a^. Fur dark brown above. 



a*. Malar bone concave externally . . 3f. sn/ditnis, p. 41o. 



6*. Malar convex externally M. tiifididus, p. 41o. 



6^ Fur chestnut above ; mamrase 6 . . . . M. arianus, p. 416. 



