330 



MICROTIN^ 



Genus : 10. HYPERACRIUS Miller. 



1880. Arvicola Blanford, J.A.S. Bengal, 49, pt. 2, p. 244 (in part). 



1881. Alticola Blanford, J.A.S. Bengal, 50, pt. 2, p. 99 (in part); 

 section of genus Arvicola. 



1891. Alticola Sclater, Catal. Mamm. Ind. Mus., pt. 2, p. 88 (in part); 

 subgenus of Arvicola. 



Fig. 93. — Hyperacrius fertilis brachelix Miller. 



Dorsal, ventral, and lateral views of skull ; the small figure shows the 

 skull in dorsal view, natural size. 



1891. Microtus Blanford, Fauna Brit. India, Mammalia, p. 431 (in 



part). 

 1896. Hyperacrius Miller, N. Amer. Fauna, No. 12, p. 54; Proc. 



Biol. Soc. Washington, 11, p. 141, 1897; Proc. Acad. Nat. Sci. 



