ALLEN ON GEOGRAPHICAL DISTRIBUTION OF MAMMALS 363 

 Genera of the Insular Province, 



Summary. 



Total number of genera 83 



Restricted to the province* 25 



Restricted to the Indian Region 1 52 



Found outside of the Indian Region in the African only 20 



Common to the African and Indian Regions <29 



Wide-ranging (exclusive of tropicopolitan) 12 



Of local distribution 12 



Restricted to Borneo 2 



Restricted to Borneo and Sumatra 1 



* Exclusive of several tropicopolitan genera not occurring elsewhere in the Indian 

 Region. 



