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



states further that the young, as in the case of the Cotton-tail, are 

 born naked, bHnd and helpless" {I. c, p. 273). 



Specimens examined from Illinois: 

 Reevesville, Johnson Co., 2; Olive Branch, Alexander Co., 3 = 5. 



N.^'DAK. 



Map illustrating the approximate distribution of the Swamp and Marsh Rabbits belonging 

 to the subgenus Tapeti. 



Sylvilagus aquaticus (Bachman). Type locality — Supposed to be western Ala- 

 bama. Description as previously given. 



Sylvilagus a. littoralis Nelson. (N. Amer. Fauna, No. 29, 1909, p. 273.) Type 

 locality — Houma, Louisiana. Size of aquaticus, but color more reddish and 

 decidedly darker. 



Sylvilagus palustris (Bachman). (Jour. Acad. Nat. Sci. Phila., VII, 1837, p. 194.) 

 Type locality — Coast of South Carolina. Smaller than aquaticus and under 

 side of tail grayish. 



Sylvilagus p. paludicola (Miller & Bangs). (Proc. Biol. Soc. Wash., IX, 1894, 

 p. 105.) Type locality — - Fort Island, near Crystal River, Citrus Co., Florida. 

 A dark reddish brown form with short, broad ears. 



