DICROSTONYX. LEMMOMYS. SPALAX. :i07 



Dicrostonyx hudsonius alascensis Stone, Proc. Acad. Nat. Scien. 



Phil., 1900, p. 37. 

 Dicrostonyx hudsonius nelsoni Elliot, Syn. N. Am. Mamm., F. C. 

 M. Pub., II, 1901, p. 210, fig. 48. Zool. Ser. Id. Check-L. 

 Mamm. N. Amer. Cont. & W. Indies, F. C. M. Pub., vi, 1905, 

 p. 260. Zool. Ser. 

 Nelson's Lemming. 



1-5. Adult (^ P. Point Barrow, Alaska. E. A. Mcllhenny. 

 6. Adult 9 P. Point Harrow, Alaska. E. A. Mcllhenny. 



Genus 145. Leiiiiiioniys. 



Lemmomys Less., Nouv. Tabl. Regn. Anim., Mamm., 1842, p. 123. 

 Type Mus talpinus Pallas. 

 Ellobius Fisch., Zoogn., iii, 1814, p. 72. (nee Ellobium Bolton, 

 1798, Mollusca.) 



517. Lemmomys talpinus (Pallas). 



Mus talpinus Pall., Nov. Comm. Acad. Scien. Petrop., xiv, Pt. i, 

 1770, p. 568. 

 Mole Mouse. 



I. Adult — P. Tamak. Th. Schmidt. 



Family VII. Npalacidse. Hole Rat$>i. 



Subfamily I. Spalacinae. 

 Genus 146. Spalax. 



Spalax Gueldenst., Nov. Comm. Acad. Scien. Petrop., xiv, Pt. i, 

 1770, p. 409. Type Spalax micro phthalmus Gueldenstaedt. 

 Ommatostergus Nordm., Keyserl. & Bias. Wirbelth. Europ., 1840, 

 pp. VII, 31. 



518. Spalax typhlus Pallas. 



Spalax typhlus Pall., Nov. Sp. Quad. Glir. Ord., 1778, p. 76. 

 Great Mole Rat. 



I. Adult — P. Kuslendji, Turkey. Ward's Nat. Scien. Establ., 

 Rochester, N. Y. 



