PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 37. 



lections now contain about 550 specimens of Tragulus. Owing to 

 this secluded mode of life the Malayan members of the family are 

 subjected to an , essentially uniform environment throughout their 



Fig. 1.— Map of Rhio-Linga Archipelago showing distrihutiox of Tuagulus xapu 

 gkoup^ members of which have been taken ok islands shaded. 



range. Absence of any sjDecial tendency toward specific differentia- 

 tion would be anticii^ated to result from such conditions. It is found 

 as regards the animals inhabiting the large land masses of Sumatra 



