1907. Sylvilagus auduboni neomexicanus Nelson, Proc. Biol. Soc. Washington, 20:83, July 22, type from Fort Sumner, Guadalupe County, New Mexico.
Marginal records.—Kansas: 1 mi. E Coolidge (12976 KU); Rezeau Ranch, 5 mi. N Belvidere (13208 KU). Texas: Wichita Falls (Nelson, 1909:236); San Angelo (ibid.); Adam [=15 mi. E Adams] (Nelson, 1909:236); 28 mi. S Alpine (Borell and Bryant, 1942:39); 15 mi. S Alpine, (Hall and Kelson, 1951:57); 7 mi. NE Marfa (Blair, 1940:34); Toyahvale [= 10 mi. S of] (Nelson, 1909:236); McKittrick Canyon (Davis and Robertson, 1944:271). New Mexico: Roswell (V. Bailey, 1932:54); Emory Peak (ibid.).
Sylvilagus audubonii parvulus (J. A. Allen).
1904. Lepus (Sylvilagus) parvulus J. A. Allen, Bull. Amer. Mus. Nat. Hist., 20:34, February 29, type from Apam, Hidalgo.
1909. Sylvilagus auduboni parvulus, Nelson, N. Amer. Fauna, 29:236, August 31.
Marginal records (Nelson, 1909:237, unless otherwise noted).—Texas: Llano; San Diego; Rio Grande City. Tamaulipas: El Mulato (Dice, 1937:256); Miquihuana. San Luis Potosí: Rio Verde. Veracruz: Perote. Puebla: Chalchicomula. Guanajuato: Silao. Durango: Durango City. Coahuila: Monclova. Texas: Comstock.
Sylvilagus audubonii sanctidiegi (Miller).
1899. Lepus floridanus sanctidiegi Miller, Proc. Acad. Nat. Sci. Philadelphia, 51:389, October 5, type from Mexican Boundary Monument No. 258, shore of Pacific Ocean, San Diego County, California.
1909. Sylvilagus auduboni sanctidiegi, Nelson, N. Amer. Fauna, 29:218, August 31.