=Lepus insularis= Bryant

Black Jack Rabbit

1891. _Lepus insularis_ Bryant, Proc. California Acad. Sci., 3(ser.

2):92, April 23, type from Espiritu Santo Island, Gulf of California, Baja California. Known from Espiritu Santo Island only.

1895. _Lepus edwardsi_ St. Loup, Bull. Mus. Hist. Nat., Paris, 1:5, type from Espiritu Santo Island, Gulf of California, Baja California.

Total length, 574; tail, 96; hind foot, 121; ear from notch (dry), 105.

This insular species, clearly a close relative of _Lepus californicus_ of the adjacent peninsula of Baja California, is mainly glossy black on the upper parts but grizzled and suffused on sides of back and body, and in some specimens on head, with dark buffy or reddish brown; underparts dark cinnamon buffy or dusky brown; ears and sides of head grayish dusky; jugals heavier than in _Lepus californicus_ of the adjacent peninsula of Baja California.

=Lepus callotis= Wagler

White-sided Jack Rabbit

1830. _Lepus callotis_ Wagler, Nat. Syst. der Amphibien, p. 23, type from southern end of Mexican Tableland.

1830. _Lepus mexica.n.u.s_ Lichtenstein, Abhandl. k. Akad. Wiss., Berlin., p. 101, type from Mexico (southern end of Mexican Tableland).

1833. _Lepus nigracaudatus_ Bennett, Proc. Zool. Soc. London, p. 41, type from "that part of California which adjoins to Mexico"

(probably southwestern part of Mexican Tableland).

_Marginal records_ (Nelson, 1909:124).--Durango: Durango (city of).

San Luis Potosi: Arenal. Hidalgo: Tulancingo. Oaxaca: Oaxaca (city of); Tlapancingo. Jalisco: Atenquiqui; Reyes.

Total length, 560; tail, 71; length of hind foot, 133; ear from notch (dry), 117. Upper parts dark, slightly pinkish, buff heavily washed with black; backs of ears mainly white without terminal patch of black; flanks white; rump iron gray.

[Ill.u.s.tration: FIG. 48. Distribution of the White-sided Jack Rabbits.

Guide to kinds:

1. _Lepus callotis_ 2. _Lepus flavigularis_ 3. _Lepus gaillardi gaillardi_ 4. _Lepus gaillardi battyi_ 5. _Lepus alleni alleni_ 6. _Lepus alleni palitans_ 7. _Lepus alleni tiburonensis_ ]

=Lepus flavigularis= Wagner

Tehuantepec Jack Rabbit

1844. _Lepus callotis_ var [gamma] _flavigularis_ Wagner, Schreber's Saugthiere, Suppl., 4:106, type from Mexico (probably near Tehuantepec City, Oaxaca).

1909. _Lepus flavigularis_, Nelson, N. Amer. Fauna, 29:125, August 31.

_Marginal records._--Oaxaca (Nelson, 1909:126): Santa Efigenia; San Mateo del Mar; Huilotepec.

Total length, 595; tail, 77; hind foot, 133; ear from notch (dry), 112.

Upper parts bright ochraceous buff strongly washed with black; ears entirely buff; nape with black stripe extending back from base of each ear and median stripe of buff; flanks and underparts of body white; rump iron gray; tympanic bullae smaller than in any other _Lepus_ of Mexico.

=Lepus gaillardi=

Gaillard Jack Rabbit

Total length, 450-536; tail, 59-80; hind foot, 124-133; ear from notch (dry), 110-112. Coloration essentially as in _Lepus callotis_ except that nape is plain buff, without a trace of black, and upper parts paler, more vinaceous buff.

LEPUS GAILLARDI BATTYI J. A. Allen.

1903. _Lepus_ (_Microtolagus_ [_sic_]) _gaillardi battyi_ J. A.

Allen, Bull. Amer. Mus. Nat. Hist., 19:607, November 12, type from Rancho Santuario, northwestern Durango.

_Marginal records._--Durango (Nelson, 1909:122): Rio Campo; type locality.

LEPUS GAILLARDI GAILLARDI Mearns.

1896. _Lepus gaillardi_ Mearns, Proc. U. S. Nat. Mus., 18:560, June 24, type from West Fork of Playas Valley, near monument No. 63, Mexican boundary line, Grant County, New Mexico.

_Marginal records._--New Mexico: Animas Valley (V. Bailey, 1932:53).

Chihuahua (Nelson, 1909:121): Whitewater; Colonia Juarez. New Mexico; type locality.

=Lepus alleni=

Antelope Jack Rabbit

Total length, 553-670; tail, 48-76; hind foot, 127-150, ear from notch, in flesh, 138-173. Top and sides of head creamy buff, slightly washed on top with black; tail white except for mid-dorsal line of black extending onto rump; sides of shoulders, flanks, sides of abdomen, rump, and outside of hind legs uniform iron gray. The average weight of 61 adult males from Arizona was 8.2 lbs. In that state 124 pregnant females had an average of 1.93 young (1-5) and Vorhies and Taylor (1933:580) thought that a female had three or four litters per year.

LEPUS ALLENI ALLENI Mearns.

1890. _Lepus alleni_ Mearns, Bull. Amer. Mus. Nat. Hist., 2:294, February 21, type from Rillito, on the Southern Pacific Railroad, Pima County, Arizona.

_Marginal records._--Arizona: Queen Creek (Vorhies and Taylor, 1933:480); Cascabel (_ibid._); Calabasas (Nelson, 1909:118). Sonora (Burt, 1938): Cerro Blanco (p. 67); Oputo (p. 66); Batamotal (p.

66); La Libertad Ranch (p. 67); Picu Pa.s.s (p. 67). Arizona: 2 mi. W Quitovaquita (Huey, 1942:362); Casa Grande (Nelson, 1909:118).

LEPUS ALLENI PALITANS Bangs.

1900. _Lepus_ (_Macrotolagus_) _alleni palitans_ Bangs, Proc. New England Zool. Club, 1:85, February 23, type from Aguacaliente, about 40 mi. SE Mazatlan, Sinaloa.

_Marginal records._--Sonora: near San Bernardo on Rio Mayo on Sonora side of Sonora-Chihuahua boundary (Burt and Hooper, 1941:7): _Alamos_ (Nelson, 1909:119); Guirocoba (Burt, 1938:68). Nayarit: Acaponeta (Nelson, 1909:119). Sinaloa (Nelson, 1909:119): Esquinapa; _Rosario_; Culiacan. Sonora: "near" Navajoa (Burt, 1938:68).

LEPUS ALLENI TIBURONENSIS Townsend.

1912. _Lepus alleni tiburonensis_ Townsend, Bull. Amer. Mus. Nat.

Hist., 31:120, June 14, type from Tiburon Island, Gulf of California, Sonora. Known from Tiburon Island only.

=Lepus europaeus=