40 MAMMALIA. 



Sciuropterus spadaceus. 



Sciuropterus spadaceus, Blyth J. A. S. B., xvi, p. 867 (1847) ; id. 



y. A. S. B., xxviii, p. 278 ; id. Cat, no. 305, p. 97 ; id. y- A. S. B , xliv, 



Burma List, p. 35. 

 Pteromys spadaceus, Anderson Anai. Zool. Res., p. 300 (187S). 



Distribution. — Only known from Arakan. 



It has been supposed by Thomas that this species is identi- 

 cal with S. lepidus of Horsfield, but until further evidence can be 

 adduced by the comparison of specimens it may as well remain 

 distinct. 



a.c. 3 Skins Arakan Sir A. Phayre. A.S.B. 



[Types of S. spadaceus, Blyth.] 



d. Skin Moulmein ]. Davis. 



e. Ale. Burma J. Wood Mason (1872). 



Sciuropterus volucella. 



Sciurus volans, Linntsus Syst.Naf., 12th ed. i, p. 88 (1766) [pt.]. 



Sciurus volucella, Pallas Nov. Sp. Quad, e Glir., pp. 351, 353 (1788). 



Sciurus hudsonius, Gmelin Syst. Nat., i, p. 153 (1788). 



Sciurus sabrinus, Shaw Genl. Zool., ii, pt. i, p. 157 (1801). 



Sciuropterus volucella. Lesson Man. Mamm., p. 242 (1827^ ; Blyth y. A. S.B,, 



xxviii, p. 278; id. Cat., no. 306, p. 98; Allen Monographs N. Amer. 



Rodents, p. 655. 

 Pteromys oregonensis, Bachman Journ. Acad. N. Sci. Phila. (i), viii, p. 



loi (1839). 

 Pteromys alpinus, Wagner Schreb. Sdugeth. Stippl., iii, p 230 (1843). 



Distribution. — The whole of North America southwards to- 

 Guatemala. 



a. Skin Ontario, Canada J. H. Garnier [Ex.] 



b. Skull Upton, Maine, U. S. A. W. Theobald. 



Genus EUPETAURUS. 



Eupetaurus, Thomas J. A, S. B., Ivii, p. 257 (1888). Type E. cineraceus. 



Eupetaurus cineraceus. 



Eupetaurus cineraceus, Thomas J. A. S. B., Ivii, p. 258, pis. xxii, xxiii 

 (1888). 



Distribution. — Thibet; has been procured at Gilgit and also 

 in Eastern Thibet north of Sikkim. 



a. Skin and skull Gilgit valley G. M. Giles. 



[Co-type of E. cineraceus, Thomas.] 



i. Skin and skull Purchased. 



