270 FIELD MUSEUM OF NATURAL HISTORY ZOOLOGY, VOL. XL 



Map showing supposed distribution of Cotton-tail Rabbits belonging to the subgenus Sylvilagus 

 in eastern United States. 



Sylvilagus floridanus (ALLEN). (Bull. Amer. Mus. Nat. Hist., 1890, p. 160.) Type 

 locality Sebastian River, Brevard Co., Florida. Size small; total length, 

 about 1 6 or 17 inches; color grayish brown or rusty brown; legs and nape 

 rufous brown. 



Sylvilagus f. mallurus (THOMAS). (Ann. & Mag. Nat. Hist., 7th ser., II, 1898, 

 p. 320.) Type locality Raleigh, North Carolina. Larger than floridanus 

 and ears longer; color paler. 



Sylvilagus f. mearnsii (ALLEN). Type locality Fort Snelling, Minnesota. De- 

 scription as previously given. Total length, about 17.50 in.; tail vertebrae, 

 about 2.75 in.; hind foot, about 4 in. 



Sylvilagus f. alacer (BANGS). (Proc. Biol. Soc. Wash., X, 1896, p. 136.) Type 

 locality Stilwell, Oklahoma. Smaller than mearnsii; size about the same 

 as floridanus; upper parts more reddish brown than mearnsii; total length, about 

 16.75 m -; tail vertebrae, 2.25 to 2.50 in.; hind foot, 3.75 in. 



Sylvilagus f. hitchensi MEARNS. (Proc. U. S. Nat. Mus., XXXIX, 1911, p. 227.) 

 Type locality Smiths Island, Northampton Co., Virginia. Size of mallurus 

 but paler, with upper parts sandy fulvous and skull and teeth larger. 



