Microtus. 



455 



a. — leucophaeus, Alleu — (54i2) ; Bailey, Arizona Merid.- 



1. c, 1900, p. 58; Elliot. 1. c, 1901, Orient., (M« Graham). 

 p. 192. 



4615.mogollonensis, Mearns — {3406); Bailey, Arizona Centrali (M^ 

 1. c, 1900, p. 56; Elliot, 1. c, 1901, p. 192. Mogollon, Baker's 



Butte). 



4616. mexicanus, Saussure — (3404); Bailey, Mexico, Puebla Or., 

 1. c, 1900, p. 53. (M« Orizaba). 



a. — phaeus, Merriam — (3413); Bailey, Mexico Sept., Jalisco 

 1. c, 1900, p. 54, 55, fig. 8. (Sierra Nevada de 



Colima, 3300 m.). 



b. — guadalupensis, Bailey, Proc. Biol. Texas, El Paso Co. 

 Soc. Wash.. 1902, p. 118. (M^es Guadalupe, 



2600 m.). 



Mexico, Oaxaca 



Centrali, (Cerro San 



Felipe). ' 



Canada Sept.-Occ, 



(Hudson Bay), ab 



Alberta Centrali ad 



Alaska. 



4617.fulviventer, Merriam — (3404^); Bailey, 

 1. c, 1900, p. 55. 



4618.xanthognathus. Leach (nec Harlan) — 

 (3392); Bailev. 1. c, 1900, p. 57. f. 9; 

 Elliot, 1. c, 1901, p. 193. 



4619.chrotorrhinus. Miller — (3393); Bailey, New-Hampshire (M« 

 1. c, 1900, p. 58; Elliot, 1. c, 1901, p. 193. Washington, Cat- 



skills),New Brunswick 

 Québec. 



Labrador, 

 (Black Bay). 



a. — ravus, Bangs, Proc. Biol. Soc. Wash., 

 1898, p. 188; Bailev, 1. c, 1900, p. 59; 

 Elliot, 1. c, 1901, p. 193. 



402<).borealis. Richardson — (3394); Elliot, 

 1. c, 1901, p. 194. 



D. Lagurus, Gloger, 1841. 



America Arctica, 

 Terr. Hudson Bay, 

 (Lac. Great Bear). 



Georyclius, p., Eversmann, 1840; Er-emiomys, Polyakoff, 1881. 

 Gloger, Hand- und Hilfsbuch Naturgesch., I, 1841, p. XXXI, 97. 



4621. lagurus, Pallas — {332S). 



4622.luteus, Eversmann — {3327). 

 4623.prevalskii Biichner — {:^328). 



Siberia Occ, ab Oural 



ad Jaïk et Asia 

 Centrali (3300 m.). 



Turkestan (in Deserto 

 ad Lac. Aral). 



Asia Central! (Gass, 

 Zaïdam, etc.). 



