254 Catalogue of Mammalia inhabiting [No. 172. 



Mus decumanus, Pallas. 

 Syn. — Mus javanus, Pallas, apud Schinz. 



Mus norvegicus, Brisson, apud Gray : List. 



" Tikus" of the Malays of the Peninsula. 

 Hab — Malayan Peninsula, Pinang. 



Cosmopolita. 



Mus setifer, Horsfield. 

 Syn. — 'Tikus virok,' Horsfield. 



Mus giganteus, Temminck, apud Gray. 

 Hab. — Pinang. 



Java, Sumatra, Borneo, Van Diemen's Land. 

 The larger of two individuals, captured in gardens, measured head 

 and body, ten and one-eighth inches ; the tail seven and four-eighth 

 inches. 



Mus rufescens, Gray. 



Syn. — Mus flavescens, Elliot, 1 . , r, r . . 



Mus rufus, Elliot, ) Apud Gray: List. 



Hab. — Pinang. 



Dharwar, Madras, Bengal, Arracan. 



In the young, the brown bristles are fewer, and leave the lead- coloured 

 under- fur more apparent. The colour of the abdomen is paler yellowish- 

 grey than in the adult. The species is numerous at Pinang in out- 

 houses. In the largest observed, the head and body measured seven 

 and six-eighth inches ; the tail (mutilated,) four and two-eighth inches. 



Mus musculus, Linne* ? 

 Syn. — " Tikus ruma" of the Malays. 

 Hab. — Pinang. 



In colours, this slightly differs from the European mouse, the upper 

 parts being a mixture of shining grey and tawny. The separate hairs 

 are leaden- grey at the base, then tawny with black apex ; some are 

 longer and uniformly dark-brown. Beneath pale- ash. The ears are 

 large, more than one-half of the length of the head, with very short 

 hairs, rounded, blackish. Toes, palms and soles, whitish. Tail slender, 

 dark-grey, with very short appressed brown hairs. Length of the head 

 and body, two and five-eighth inches : tail two and four-eighth inches. 



