283 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 



LEPUS TIMIDUS Linn. 



Polar Hare. 

 Var. timidus. 



Lepus timidus Linn., Syst. Nat., TOtli cd., i, 1758, 57; 12th ed., 1700, — ; Faun. Suec.,2d ed., 17G1, 9.— (Nee 

 L. timidus Gmelin, Syst. Nat., 1788, i, 100, and most subsequent authors, which is =£. 

 europwus Pallas, Nov. Sp. Glires, 1778, 30.)— Ekxlf.isf.n, Syst. Reg. Anim., 1777, 329.— TnUN- 

 iierg, Beskr. pa Svenske Djr., 1798, 38. — Retzius, Faun. Suec, i, 1800, 31. — Lilljeborg, 

 Kongl. Vetensk. Akad. i Storkli. Handl., l-.'O [1*51], 20; Fauna ofver Sveriges och Norges 

 RyggracLscrjur, 1873, 418.— " Hoimgreht, Skandin. Dagg., 1805,280." 



Lepus timidus var. /3. Jenyns, Brit. Vert. An., 1835, 35. 



Lepus variabilis Pallas, Nov. Sp. Glires, 1778, 1, 30; Zoog. Rosso-Asiat., i, 1811, 145. — Zimmermann, 

 Geog. Gesch., ii, 1780, 235. — Gmelin, Syst. Nat., i, 1788, 101.— Schreber, Sauget., iv, 171)2, 

 885, pi. ccxxxv, A, B.— Shaw, Gen. Zoiit., ii, 1801, 201.— Desmarest, Mammal., 1820, 349.— 

 Flemming, Brit. An., 1828, 22.— Fischer, Syn. Mam., 1829, 372.— Nilsson, Skand. Faun., 

 1832, 22.— Keyserllng & Blasius, Wirbelth. Europa's, 1840, 31.— Wagner, Schreber's 

 Sauget., suppl., iv, 1844, 79— Bell, Brit. Quad., 1847, 343.— Waterhouse, Nat. Hist. Mam., 

 ii. 1848, 51. — Middendorf, Bull. Acad. P<Stersb., ix, 1851, 226.— Giebel, Sauget., 1855, 440.— 

 Schrenck, Reisen in Amurland, 1858. 



Lepus albus Brisson, Reg. An., 1756, 139. — Jenyns, Brit. Vert. Auim., 1835, 35. 



Lepus borealis Nilsson, Vet. Akad. Ofvters., 1847, 133; Skand. Faun., 1847, 440. 



Lepus canescens Nilsson, Vet. Akad. Ofvers., 1847, 133; Skand. Faun., 1847, 429. 



Lipus hiberuicus Bell, Brit. Quad., 1837, 341. — Thompson, Trans. Roy. Irish Acad., xviii, iii,'1838, — . 



Var. arctic us. 



Lepus timidus Fabricius, Faun. Grceul., 25, 1780. 



Lepus arcticus Leach, Ross's Voyage, 8vo. ed. ii, 1819, app., 151. — Gray, Ann. and Mag. Nat. Kist., 3d scr., 

 xx, 1867, 224. 



Lepus glacialis Leach, Ross's Voyage, Svo. ed. ii, 1819, app., iv, 170.— Sabine, Narr. Franklin's Journey, 1823, 

 app., 664 ; Parry's First Voyage, suppl., 1824, 187. — Richardson, Parry's Second Voyage, 

 1825, app., 337; Faun. Bor.-Am., i, 1829, 221: Back's Arct. Land Exped., 1836, app., 497.— 

 Harlan, Faun. Am., 1825, 194.— Godman, Am. Nat. Hist., ii, 1826, 162,— H. Smith, Griffith's 

 Cuvier's An. King., v, 1827, 265.— Fischer, Synop. Mam., 1829, 373.— J. C. Ross, Ross's 

 Second Voyage, 1825, app., xv; Ross's Third Voyage, 1826, app., 93.— Bachman, Journ. 

 Acad. Nat. Sci. Phila., vii, 1837, 285, pi. xxi ; viii, 1839, 76.— Wagner, Schreber's Sauget., iv, 

 pi. ccxxxv, D ; Suppl. Schreber's Sauget., iv, 1844, 101.— Waterhouse, Nat. Hist. Mam., ii, 

 1848, 102.— Aud. & Bach., Quad. N. Am., i, 1849, 242, pi. xxxii.— Baird, Mam. N. Am., 

 1857, 577, pi. ivi, fig. 1 (skull).— Murray-, Geog. Distr. Mam., 1806, 253.— Brown, Proc. Zool. 

 Soc. Lond., 1868, 351. 



Winter pelage pure white, except the tips of the ears, which are black. 

 The whiteness extends to the base of the fur. Summer pelage above light 

 yellow-brownish gray, varied with black; below white, washed with plum- 

 beous, darkest on the breast. Ears black, varied with yellowish-gray at the 

 base, and bordered posteriorly with white. Rump and upper surface of the 

 tail sooty-plumbeous. Under fur whitish at base, succeeded by a faint tinge 

 of fulvous. Hairs black, with a subterminal broad bar of yellowish-gray, 

 and tipped with black. Ears rather shorter than the head ; hind feet much 

 longer than the head. Length, 22 to 2G inches; hind foot, G inches; ear, 

 4 inches; weight, 7 to 11 pounds. 



