6o6 



NAG AMICHI KURODA: 



1 8. JJremomys owstoni (Thomas). 



One female collected by me at an altitude of 7050 ft. above sea- 

 level, on Mt. Arisan in Formosa, May 13, 1916. The species does 

 not occur at lower altitudes. 



19. Eutamias asiaticns lineatus (Siebold). 



One female obtained by Mr. N. Teraoka, at Yübetsu, Hokkaido, 

 Aug. 4, 1913. Head and body 124 mm., tail 114 mm., hind foot 38 

 mm., ear 16 mm. Skull : total length 39.5 mm., basilar length 30.5 

 mm., zygomatic breadth 21.5 mm. 



20. Tamiops macclellandi formosanus (Bonhote). 



One specimen (sex ?) purchased in Formosa ; locality Horisha ; 

 date unknown. A male collected by me on Mt. Arisan, at an altitude 

 of 7050 ft. above sea-level. May 13, 1916. Two specimens (sex?) 

 colleted by Mr. Y. Kikuchi at the same locality, Sept. 1918. 



21. JPetaurista leucogenys leucogenys (Temminck). 

 One specimen (sex ?) obtained at Yamanomura, Isagori, Prov. 

 Satsuma, March 1908 ; sent me by Mr. H. Sakai. 



22. JPetaurista leucogenys nikkonis Thomas. 



One female captured in Nikkô, Dec. 21, 191 7, was sent me by 

 Mr. S. Yamana. Another female obtained by the same collector at the 

 same locality, May 15, 1918. Both these examples are much paler 

 than the typical form. 



23. JPetaurista lena Thomas. 



One specimen (sex ?) obtained near Horisha, at an altitude of 

 about 6000 ft. above sea-level, in the spring of 1917. This fine species 



