718 MONOGRAPHS OF NORTH AMERICAN RODENTIA. 
Pe pe = 
Var. LEUDOVICIANUS. 
W estern Fox Bue | 
fof if 
“Aris, f?' Ie, {423 
Sciurus ludovicianus CUSTIS, Barton’s Med. ae Phys. Soin, ii, 1806, 43 (from Red River of “ Louisiana” ).— 
Haran, Faun. Amer. 1825, 186.—H. Smirn, Griffith’s Cuvier’s An. King. v, 1827, 254.—Lxs- 
son, Man. de Mam. 1827, 234.—FiscuEr, Synop. Mam. 1829, 351.—Barrp, Mam. N. Am. 1857, 
251.—? Tors, Proc. Zodl. Soc. Lond. 1861, 281 (Costa Rica).—HaypEN, Trans. Am. Phil. Soe. 
Phila. xii, 1863, 144.—ALLEN, Proc. Bost. Soc. Nat. Hist. xiii, 1869, 188. 
Sciurus ludovicianus var. atroventris ENGELMANN, Trans. Acad. Sci. St. Louis, i, 1859, 329 (melanistic). 
Sciurus cinereus var. ludovicianus ALLEN, Proc. Bost. Soc. Nat. Hist. xvi, 1874, 287. 
Macrozxus ludovicianus Gray, Ann. and Mag. Nat. Hist. 3d ser. xx, 1867, 426. 
Sciurus rufiventer “ GEOFFROY, Mus. Par.” ; Nouy. Dict. d’Hist. Nat. x, 103—DrsMaREsT, Mam. ii, 1822, 
332.—HARLAN, Faun. Amer. 1825 5, 176 (New Orleans).—LEsson, Man. de Mam. 1827, 233.— 
FiscuEr, Synop. Mam. 1829, 351.—Scurnz, Synop. Mam. ii, 1845, 6 (spesimen from Mis- 
souri).—MAXIMILIAN, Wiegm. Arch. f. Naturg. 1861, 70. 
Sciurus macroura Say, Long’s Exped. R. Mts. i, 1823, 115 (Kansas). 
Sciurus macrourus DouGuty, Cab. Nat. Hist. i, 1830, 265, pl. xxiii—“ F. Cuvier, Suppl. Buffon’s Hist. Nat. 
i, Mam. 1831, 297.” _ 
Sciurus macroureus GODMAN, Am. Nat. Hist. ii, 1826, 134.—WoopnHovssE, Sitgreaves’s Col. and Zui Riv- 
ers, 1853, 53. 
Sciurus magnicaudatus HARLAN, Faun Amer. 1825, 178.—H. Smtr, Griffith’s Cuvier’s An. King. 1827, 255.— 
Lesson, Man. de Mam. 1827, 235.—F1scHER, Synop. Mam. 1829, 351.—BACHMAN, Proc. Zool. 
Soe. Lond, 1838, 88; Charlesworth’s Mag. Nat. Hist. iii, 1839, 156; Silliman’s Am. Journ. 
Sei. and Arts, xxxvii, 1839, 296.—WaGNER, Suppl. Schreber’s Siiuget. iii, 1843, 166.—Scurnz, 
Synop. Mam. ii, 1845, 11.—KENnicorTt, U.S. Pat. Off. Rep. Agr. 1856 (1857), 56, pl. vi. 
Sciurus subauratus BACHMAN, Proc. Zodl. Soc. Lond. 1838, 87; Charlesworth’s Mag. Nat. Hist. ili, 1839, 
155; Silliman’s Am. Journ. Sei. and Arts, xxxvii, 1839, 295—WaGNER, Suppl. Schreber’s 
Siiuget. iii, 1843, 164.—AupuBon & BacHMaN, Quad. N. Am. ii, 1851, 67, lviii. 
Sciurus auduboni BACHMAN, Proc. Z: 61. Sov. Lond. vi, 1838, 97 (Louisiana; dusky variety); Charlesworth’s 
Mag. Nat. Hist. iii, 1839, 378 —WaGner, Suppl. Schreber’s Siiuget. iii, 1843, 182.—ScHiNz, 
Synop. Mam. ii, 1845, 12.—AupuBoN & BacuMan, Quad. N. Am. iii, 1854, 260, pl. elii, fig. 2. 
Sciurus occidentalis AUDUBON & BACHMAN, Journ. Acad. Nat. Sci. Phila. viii, 1842, 317. 
Sciurus rubicaudatus AUDUBON & BACHMAN, Quad. N. Am. ii, 1851, 30, pl. lv. 
Sciurus sayi AUDUBON & BACHMAN, Quad. N. Am. ii, 1851, 274, pl. Ixxxix. 
Sciurus limitis BatrD, Proc, Acad. Nat. Sei. Phila. vii, 1855, 331 ; Mam. N. Am. 1857, 256 (Texas; immature). 
VEGELOSCTYS 
Var. CEYEREUS. 
Northern Fox Squirrel. 
Varietal CHARS.—Length of body 12 to 13 inches, varying from 11 to 14 
or more; tail-vertebree about 10, varying from 9-to 11; tail to end of hairs 12, 
varying from 11 to 14. Color variable, but with the nose and ears generally con- 
color with the dorsal surface Commonly whitish-gray above, yellowish-white 
below, with the edges and under surface of the tail fulvous, varying to rufous. 
Often with a fulvous or rufous cast above, and strongly fulvous or rufous 
below. Varies to dusky above, with the ventral surface, legs, and feet 
blackish or black. Maryland and Virginia specimens are rather larger, 
grading into var. niger, with generally the tail more ferruginous. 
Of this variety, called by them the Cat Squirrel, Audubon and Bachman 
