288 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
LEPUS TIMIDUS Linn. 
Polar Hare. 
Var. TIMIDUS. 
Lepus timidus Linn., Syst. Nat., 10th ed., i, 1758, 57; 12th ed., 1766, —; Faun. Suec., 2d ed., 1761, 9.—( Nee 
L. timidus GMELIN, Syst. Nat., 1788, i, 160, and most subsequent authors, which is = L. 
europa@us PatLas, Noy. Sp. Glires, 1778, 30.)—ERXLEBEN, Syst. Reg. Anim., 1777, 329.—THun- 
BERG, Beskr. pi Svenske Djr., 1798, 38.—ReErzius, Faun. Suec., i, 1800, 31.—LILLJEBore, 
Kongl? Vetensk. Akad. i Stockh. Handl., 1850 [1851], 26; Fauna ofver Syeriges och Norges 
Ryggradsdjur, 1873, 418.—“ HommGren, Skandin. Diigg., 1865, 280.” 
Lepus timidus var. 8. JENYNS, Brit. Vert. An., 1885, 35, 
Lepus variabilis Pattas, Nov. Sp. Glires, 1778, 1, 30; Zoog. Rosso-Asiat., i, 1811, 145.—ZmmMERMANN, 
Geog. Gesch., ii, 1780, 235.—GMELIN, Syst. Nat., i, 1788, 161.—ScureBER, Siiuget., iv, 1792, 
885, pl. cexxxv, A, B.—Snaw, Gen. Zodl., ii, 1801, 201—DrEsmMaArest, Mammal., 1820, 349.— 
FLEMMING, Brit. An., 1828, 22.—Fiscuer, Syn. Mam., 1829, 372.—Nitsson, Skand. Faun., 
1832, 22.—KryserLting & Brasrus, Wirbelth. Europa’s, 1840, 31—WaGNeEr, Schreber’s 
Siiuget., suppl. iv, 1844, 79.—BELL, Brit. Quad., 1847, 343.—WATERHOUSE, Nat. Hist. Mam., 
ii, 1848, 51—Mrippenporr, Bull. Acad. Pétersb., ix, 1851, 226.—GIEBEL, Siiuget., 1855, 446.— 
SCHRENCK, Reisen in Amurland, 1858. 
Lepus albus Brisson, Reg. An., 1756, 139.—JENyNs, Brit. Vert. Anim., 1835, 35. 
Lepus borealis Nutsson, Vet. Akad. Ofvers., 1847, 133; Skand. Faun., 1847, 440. 
Lepus canescens Nisson, Vet. Akad. Ofvers., 1847, 133; Skand. Faun., 1847, 429. 
Var. ARCTICUS. 
Lepus timidus Fabricius, Faun. Greenl., 25, 1780. 
Lepus arcticus Leacn, Ross’s Voyage, 8vo. ed. ii, 1819, app., 151—Gray, Ann. and Mag. Nat. Hist., 3d ser., 
xXx, 1867, 224. 
Lepus glacialis LEACH, Ross’s Voyage, 8vo. ed. ii, 1819, app., iv, 170.—SaBing, Narr. Franklin’s Journey, 1823, 
app., 664; Parry’s First Voyage, suppl., 1824, 187.—RicHarpson, 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.—Gopman, Aum. Nat. Hist., ii, 1826, 162.—H. Smiru, Griffith’s 
Cuvier’s An. King., v, 1827, 265.—Fiscuer, Synop. Mam., 1829, 373.—J. C. Ross, Ross’s 
Second Voyage, 1825, app., xv; Ross’s Third Voyage, 1826, app., 93.—BacuMan, Journ. 
Acad. Nat. Sci. Phila., vii, 1837, 285, pl. xxi; viii, 1839, 76.—WaGNER, Schreber’s Siiuget., iv, 
pl. eexxxv, D; Suppl. Schreber’s Siuget., iv, 1844, 101—WaTERHOUSE, Nat. Hist. Mam., ii, 
1848, 102.—Aup. & Bacu., Quad. N. Am., i, 1849, 242, pl. xxxii—Barrp, Mam. N. Am., 
1857, 577, pl. Ivi, fig. 1 (skull).—Murray, Geog. Distr. Mam., 1866, 253.—Brown, Proce. 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. Swmzmer 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 26 inches; hind foot, 6 inches; ear, 
4 inches; weight, 7 to 11 pounds. 
