162 U. S. NATIONAL MUSEUM BULLETIN 205 



vol. 47, p. 85, September 1944), western half of Oklahoma (Blair, Amer. Midi. 

 Nat., vol. 22, No. 1, p. 138, July 1939), and Texas Panhandle south to Howard 

 County (Blair, op. cit., p. 3) . 

 Sylvilagus floridanus chapmani (J. A. Allen) * 



1899. Lepus floridanus chapmani J. A. Allen, Bull. Amer. Mus. Nat. Hist., vol. 



12, p. 12, Mar. 4, 1899. 

 1899. Lepus floridanus caniclunis Millerf, Proc. Acad. Nat. Sci. Philadel- 

 phia, vol. 51, p. 388, Oct. 5, 1899. (Fort Clark, Kinney County, Tex.) 

 1902. Lepus simplicicanus Millerf, Proc Biol. Soc. Washington, vol. 15, p. 81, 

 Apr. 25, 1902. (Brownsville, Cameron County, Tex.) 



1904. Sylvilagus floridanus chapmani Lyon, Smithsonian Misc. Coll., vol. 45, 

 p. 336, June 15, 1904. 



Type Locality. — Corpus Christi, Nueces County, Tex. Range. — Arid parts of 

 middle and southern Texas from east of Corpus Christi to mouth of Pecos River 

 and from near Abilene south across Rio Grande into northeastern Mexico to 

 central Tamaulipas, most of Nuevo Leon, and northeastern Coahuila; vertical 

 range, from sea level near Corpus Christi up to about 1,000 feet altitude near 

 Fort Clark, Tex.; zonal range, mainly Lower Sonoran (Nelson, North Amer. 

 Fauna No. 29, p. 176, Aug. 31, 1909) . 



Sylvilagus floridanus robustus (V. Bailey) f* 



1905. Lepus pinelis robustus V. Bailey, North Amer. Fauna No. 25, p. 159, 

 Oct. 24, 1905. 



1909. Sylvilagus robustus Nelson, North Amer. Fauna No. 29, p. 194, Aug. 31, 



1909. 

 1951. Sylvilagus floridanus robustus Hall and Kelson, Univ. Kansas Publ. 



Mus. Nat. Hist., vol. 5, No. 5, p. 56, Oct. 1, 1951. 

 Type Locality. — At altitude of 6,000 feet in Davis Mountains, Jeff Davis 

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

 Texas; vertical range, mainly above 6,000 feet in Davis Mountains; zonal range, 

 mainly Transition (Nelson, loc. cit.). 



Sylvilagus floridanus cognatus Nelsonf * 



1907. Sylvilagus cognatus Nelson, Proc. Biol. Soc. Washington, vol. 20, p. 82, 

 July 22, 1907. 



1951. Sylvilagus floridanus cognatus Hall and Kelson, Univ. Kansas Publ. 

 Mus. Nat. Hist., vol. 5, No. 5, p. 55, October 1, 1951. 



Type Locality. — Tajique, near summit of Manzano Mountains, Torrance Coun- 

 ty, N. Mex. Altitude, about 10,000 feet. Range. — Known from four isolated 

 mountain ranges (Manzano, Capitan, Datil, and Gallinas Mountains) in central 

 New Mexico; vertical range, from 7,300 feet on Mesa de la Yegua to 10,000 feet 

 near summit of Manzano Mountains (V. Bailey, North Amer. Fauna No. 53 

 (December 1931), p. 62, Mar. 1, 1932). 



Sylvilagus floridanus holzneri (Mearns)f* 



1896. Lepus sylvaticus holzneri Mearns, Proc. U. S. Nat. Mus., vol. 18, p. 554, 

 June 24, 1896. 



1896. {Lepus sylvaticus] subspecies rigidus Mearnsf, Proc. U. S. Nat. Mus., 

 vol. 18, p. 555, June 24, 1896. (Carrizalillo Mountains, near monument 

 No. 31, Mexican boundary line, Hidalgo County, N. Mex.) 



