MAMMALS OF THE MEXICAN BOUNDARY. 501 



( MICROTUS MOGOLLONENSIS (Mearns). 

 MOGOLLON MOUNTAIN VOLE. 



Amicola mogoUonensift Mearns, Bull. Am. Miis. Nat. Hist., IT, Feb. 21, 1890, p. 283 



(original description). 

 M[icrotus] mogoUonensis Miller, Proc. Biol. Soc. Washington, XI, p. 68, Apr. 21, 1890. 

 Microtis mogoUonensis Bailey, North American Fauna, No. 17, June 6, 1900, p. 56 



(Revision of American Voles of the genus Microtus). — Miller and Rehn, Proc. 



Bost. Soc. Nat. Hist., XXX, No. 1, Dec. 27, 1901, p. 123 (Sy.st. Results Study N. 



Am. Mam. to close of 1900). 

 [Microtus] mogoUonensis Elliot, Field Col. Mus., Zool. Sei-.. IF, 1901, p. 192 (Synop. 



ilam. N. Am.). 



Type-locality. — Bakers Butte, MogoUon Mountains, Yavapa Coinit}', 

 Arizona. Altitude, S,000 feet. 



MICROTUS MEXICANUS GUADALUPENSIS Bailey. 



GUADALUPE MOUNTAIN VOLE. 



Microtus mexicanus guadahipensis Bailey, Proc. Biol. Soc. Washington. XV, p. 118, 

 June 2, 1902 (original description). — Miller and Rehn, Proc. Bost. Soc. Nat. 

 Hist., XXXI, Aug. 27, 1903, p. 91 (Syst. Results Study N. Am. Land Mam. during 

 the years 1901 and 1902). 



Type-locality. — Guadalupe Mountauis, El Paso Count}^, Texas. 

 Altitude, 7,800 feet. 



