Sciurus notatus and allied Species. 449 
portion more slender and lightly built.’ In other respects it 
resembles S. vittatus from Singapore. ‘The colour of the 
underparts is orange-rufous. 
Dimensions (flesh) :—Head and body 191 millim. ; tail- 
vertebree 165; pencil 50; hind foot 42. 
Skull: greatest length 50; palatal length 21°6; zygomatic 
breadth 28; interorbital breadth 17-4; length of nasals 15°6 ; 
breadth of nasals, ant. 6, post. 3. 
Hab. Tioman Island, off the east coast of the Malay 
Peninsula. 
Type no. 101753 United States National Museum. Col- 
lected by Dr. W. L. Abbott. 
Not having had an opportunity of examining examples of 
this and the two following races, the particulars have been 
taken from Mr. Miller’s paper. 
Sciurus vittatus anambensis, Miller. 
Sceiurus anambensis, Miller, Proc. Wash. Acad. Sci. p. 223 (1900). 
Resembles S. vittatus typicus, but is slightly smaller, of a 
paler colour, and has no red tip to the tail. 
Skull as in the typical race, except that the palate is 
narrower and the audital bulle slightly larger. 
Dimensions (in flesh) :—Head and body 191 millim.; tail- 
vertebree 178; pencil 70; hind foot 44. 
Skull: greatest length 49°6; palatal length 21:4; zygo- 
matic breadth 29 ; interorbital breadth 17°4; length of nasals 
14:4; breadth of nasals, ant. 7, post. 4°2. 
flab. Islands of the Anambas group. 
Type no. 101686 United States National Museum. 
Sciurus vittatus Abbotti, Miller. 
Sciurus Abbottit, Miller, Proc. Wash, Acad. Sci. p, 224 (1900). 
Similar to S. v. anambensis in colour, “ but the skull with 
more slender rostrum and smaller, less inflated audital bullae.” 
Dimensions (in flesh) :—Head and body 197 millim.; tail- 
vertebre 178; pencil 60; hind foot 46. 
Skull: greatest length 49; length of nasals 16; greatest 
breadth of nasals 6:6. 
Hab. Big 'Tambelan Island and Pulo Bunoa, South China 
pea. 
Type no. 101662 United States National Museum. 
‘lhe inclusion of this and the two preceding races in this 
paper does not imply that | am convinced of their validity, 
I have not seen any specimens, and with regard to the first 
