122 Field Museum of Natural History — Zoology, Vol. XL 



abundant nuts and acorns of the forests. So far had they departed 

 from their accustomed habits that they were seen on the prairie, four 

 or five miles from any timber; but even there, as usual, they disliked to 

 travel on the ground, and ran along the fences wherever it was possible." 

 (/. c, pp. 64-65.) 



Jackson states that in the autumn of 1905 there was a migration 

 of these Squirrels across the Mississippi River from Wisconsin to 

 Minnesota and that later a large number migrated back into Wisconsin. 

 (/. c, p. 87.) 



Specimens examined from Illinois and Wisconsin ; 

 Illinois — Lake Forest, Lake Co., 4. 



Wisconsin — Camp Douglas, Juneau Co., i; loc. ?, (albino) i; (M. P. 

 M). Milton, (black) i; Delavan, i; Prescott, Pierce Co., 14; 

 Oconomowoc, 3; Honey Creek, Racine Co., i; Maiden Rock, 18; 

 Pardeeville, 9; Racine Co., 16; Fall River, Columbia Co., 6; East 

 Troy, 6; Fountain City, Buffalo Co., 8; Waukesha Co., 2; Lancas- 

 ter, 2. Eagle, (albino) i; West Bend, (albino) i; Rochester, 2; 

 Auburndale, (nearly black) i; (O. C.) Palmyra, Jefferson Co., 5 = 99. 



Subgenus TAMIASCIURUS Trouessart. 



2 — 2 I — I 



Premolars or -; skull short, broad, and curved, highest 



i-i I- 1 



between postorbital processes of the frontal ; nasals broad ; squamosal 



process of zygoma projecting outward and with gradual downward 



curve; molar series moderately large. 



Sciurus hudsonicus loquax Bangs. 

 Southern Red Squirrel. Red Squirrel. Chickaree. 



Sciurus hudsonicus loquax Bangs, Proc. Biol. Soc. Wash., X, 1896, p. 161. Snyder, 



Bull. Wis. Nat. Hist. Soc, II, 1902, p. 120 (Wisconsin). Adams, Rept. State 



Board Geol. Surv. Mich., 1905 (1906), p. 128 (Michigan). Jackson, Bull. Wis. 



Nat. Hist. Soc, VI, 1908, p. 16 (Wisconsin). Hahn, Ann. Rept. Dept. Geol. & 



Nat. Resources Ind., 1908 (1909), p. 468 (Indiana). Van Hyning & Pellett, 



Proc. Iowa Acad. Sci., XVII, 1910, p. 214 (Iowa). 

 Sciurus hudsonius Kennicott, Agr. Rept. for 1856, U. S. Patent Office Rept., 1857, 



p. 67 (Illinois). Allen, Proc. Bost. Soc. Nat. Hist., XIII, 1869 (1871), p. 188 



(Iowa). 

 Sciurus hudsonicus Evermann & Butler, Proc. Ind. Acad. Sci., 1893 (1894), p. 130 



(Indiana). Elliot, Field Columb. Mus. Pub., Zool., I, 1898, p. 219 (Iowa). 

 Sciurus Hudsonicus Lapham, Trans. Wis. State Agr. Soc, II, 1852 (1853), p. 339 



(Wisconsin). Kennicott, Trans. 111. State Agr. Soc, I, 1853-54 (1855), p. 579 



(Cook Co., Illinois). 



