as and Woodstock),
west and north of Lake Ontario (Toronto) to Goodrich on east side
of Lake Huron. See Anderson, Canadian Field-Naturalist, 37:75-76,
April, 1923; Anderson, Nat. Mus. Canada Bull., 102:100, January
24, 1947; Burt, Mammals of Michigan, p. 247, 1946.)

LEPUS EUROPAEUS HYBRIDUS Desmarest.

1822. _Lepus hybridus_ Desmarest, Encyclopedie methodique (Zoologie)
Mammalogie, pt. 1, p. 349 (Name based on "Russac" of Pallas, Nov.
Spec. Quadr. Glir. Ord., p. 5, 1778), type locality central
Russia.

1912. _Lepus europaeus hybridus_, Miller, Cat. Mamm., western
Europe, Publ., British Mus. (Nat. Hist.), p. 508, November 23,
1912.

_Range._--Introduced and established in New York and Connecticut
(see Goodwin, Connecticut Geol. and Nat. Hist. Survey, Bull.
53:159-162, 1935).

[Illustration: FIGS. 49-51. Dorsal views of skulls of hares. All x 1.]

FIG. 49. _Lepus americanus tahoensis_, 1/2 mi. S Tahoe Tavern, Lake
Tahoe, Placer County, California. No. 37522 MVZ, [MALE].

FIG. 50. _Lepus alleni alleni_, Santa Rita Mountains, 30 mi. S
Tucson, Pima County, Arizona. No. 8621 KU, [MALE].

FIG. 51. _Lepus arcticus groenlandicus_, Cape Alexander, Greenland.
No. 114850 USNM, [MALE].

[Illustration: FIGS. 52-54. Dorsal views of skulls of hares. All x 1.]

FIG. 52. _Lepus townsendii townsendii_, north end Ruby Valley, east
base Ruby Mountains, Elko County, Nevada. No. 4686, coll. of Ralph
Ellis, [FEMALE].

FIG. 53. _Lepus callotis_, 3-1/2 mi. S Tecolotl['a]n, Jalisco. No.
31842 KU, [FEMALE].

FIG. 54. _Lepus californicus deserticola_, 4 mi. W Fallon, Churchill
County, Nevada. No. 900061 MVZ, [MALE].

[Illustration: FIGS. 55-57. Ventral views of skulls of hares. All x 1.
Different views of these skulls are shown in figs. 49-51.]

FIG. 55. _Lepus americanus tahoensis_.

FIG. 56. _Lepus alleni alleni_.

FIG. 57. _Lepus arcticus groenlandicus_.

[Illustration: FIGS. 58-60. Ventral views of skulls of hares. All x 1.
Different views of these skulls are shown in figs. 49-51.]

FIG. 58. _Lepus townsendii townsendii_.

FIG. 59. _Lepus callotis_.

FIG. 60. _Lepus californicus deserticola_.

[Illustration: FIGS. 61-64. Lateral views of skulls (one lower jaw) of
hares. All x 1. Different views of these skulls are shown in figs.
49-51.]

FIG. 61. _Lepus alleni all