118 SCIURüS HIPPURUS. 



c. m., meanwhile Sciurus anomalus Kuhl measures : the body 

 about 34 c. m. and the tail about 30 c. m. 



Sciurus alstoni. 



1878. Sciurus alstoni Andersou. Yunuan Expedition, p. 

 252. pi. XXI. 



Characterized by the beautiful pure white tufting to the 

 ears , which projects a considerable way backwards. An- 

 derson does not mention not the number of upper premolars 

 and where at present thé type-specimen is preserved. 



Hab. Unknown , probably Borneo (Anderson , 1. c). 



No specimens in the Leyden Museum. 



Sciurus hip pur us. 



1832. Sciurus hippurus Is. Geoifr. St. Hilaire. Etudes 



zoologiques. PI. 6. 

 1878. Sciurus hippurus Anderson. Yunnan Expedition. 



p. 241. 



There are two upper premolars. Between the eye-holes 

 the skull shows a very characteristic depression. 



Hab. Malayan Peninsula , Sumatra and Borneo. 



Mounted specimens in the Leyden Museum: 

 1. Adult specimen, Singapore, Landauer, 18G4. — 2 

 and 3. Adult males, Sumatra, S. Muller, 1835. — 4. Adult 

 female, Borneo , Kapoeas-river , Schwaner. — 5. Adult male, 

 Borneo , Banjermassiug , Schwaner. — 6. Adult female , 

 Borneo, Poutianak , Diard. — 7. Male, Borneo, Frank, 

 1880. 



8. Skull of N". 2. 



JVotes from tlie Leyden IMuseiim , "Vol. "V". 



