28 ON MAMMALS FROM EAST-SUMATRA. 



33. Mus de cum a nu s Pallas. 

 Siak. 



A very badly preserved skin, without skull. It is red- 

 dish brown , tail blackish. 1 think it to be Mus decumanus. 



34. Rhizomys d eh an Temminck. 



Tand j ong-Morawa. 



Known from Siam , the Malayan-Peninsula and Sumatra. 



This species had hitherto not been found to exist in 

 Sumatra. A skull in Dr. Hagen's collection demonstrates 

 that the species is living there. 



35. Acanthion mulle r i Jentink. 



Tandjong-Morawa. 

 Hab. Sumatra. 



36. Acanthion javanicum Cuvier. 



Tandjong-Morawa. n. i. Lanta. 

 Hab. Sumatra (Borneo ?) and Java. 



Imsectivora. 



37. Tup a j a j av an ic a Horsfield. 



Tandjong-Morawa. 



In our Museum are specimens from Sumatra , Banka , 

 Borneo and Java. In the British Museum are specimens 

 from Salangore and Johore (Oldfield Thomas , P. Z. S. L. 

 1886, p. 73). 



38. T u p a j a tana Raffles. 

 Deli. 

 Known from Sumatra and Borneo. 



39. T u p a j a ferruginea Raffles. 

 Deli. 



Known from Tenasserim and the Malayan-Peninsula 

 (apud Oldfield Thomas, 1. c), Sumatra, Borneo and Java. 



Notes from the Leyden Museum, Vol. XI. 



