468 BULLETIiS^ 128, UNITED STATES NATIONAL, MUSEUM. 



t*Sylvilagus floridanus chiapensis — Continued. 



Range. — Interior of Chiapas, mainly in the liighlands, the 

 adjacent higUands of Guatemala and southerly to middle 

 northern Nicaragua. Vertical range from about 2,000 to over 

 10,000 feet altitude i Jhiapas and Guatemala; zonal range 

 mainly upper Sonoran and transition, but ranges down to 

 upper border of tropical zone. 



t*Sylvilagus floridanus yucatanicus (jSliller). 



1899. Lepus floridanus yucatanicus Miller, Proc. Acad. Nat. 

 Sci. Philadelphia, p. 384. September 29, 1899. 



1904. Sylvilagus floridanus yucatanicus Lyon, Smiths. Misc. 

 Coll., vol. 45, p. 336. June 15, 1904. 



Type Locality. — ^^lerida, Yucatan, Mexico. 



Range. — Coastal plain of Yucatan, Campeche, and Tabasco. 



Vertical range from sea level to about 500 feet in Campeche. 



Zonal range arid and semiarid tropical zones. 



t*Sylvilagus cognatus Nelson. 



1907. Sylvilagus cognatus Nelson, Proc. Biol. Soc. Washington, 

 vol. 20, p. 82. July 22, 1907. 



Type Locality. — Near summit of the Manzano Mountains, 

 Valencia County, New Mexico. 



Range. — High mountain summits and adjacent slopes of central- 

 eastern New Mexico. Vertical range from about 6,500 to 

 10,200 feet altitude on Manzano Mountains; zonal range mainly 

 transition, and lower part of Canadian zone. 



t*Sylvilagus robustus (Bailey). 



1905. Lepus pinetis robustus Bailey, North Amer. Fauna, No, 

 25, p. 159. October 24, 1905. 



1909. Sylvilagus robustus Nelson, North Amer. Fauna, No. 29. 



p. 194. August 31, 1909. 

 Type Locality. — Six thousand feet altitude in Davis Mountains, 



Jeff Davis County, Texas. 

 Range. — Davis, Chinati, and Chisos Mountains in southwestern 



Texas. Vertical range mainly above 6,000 feet in Davis 



Mountains; zonal range mainly transition. 



*SyIvilagus transitionalis (Bangs). 



1895. Lepus sylvaticus transitionalis Bangs, Proc. Boston Soc. 

 Nat. Hist., vol. 26, p. 405. January 31, 1895. 



1909. Sylvilagus transitionalis Nelson, North Amer. Fauna, 

 No. 29, p. 195. August 31, 1909. 



Type Locality. — Liberty Hill, New London County, Con- 

 necticut. 



