1136 
#4-86 Alopex (Vulpesi) lagopus innuitus (Merriam, 1902, Proc. Biol. Soc. 
Wash., V. 15, Aug. 6, 170 [Vulpes i] ) Miller, 1912, U. S. Nat. Mus., Bui. 79, 
82. Continental Arctic fox, summit Arctic fox. Alaska (Karogar River, 
Point Barrow *) to Baffin Bay. 
Linognathus <tll08. — Ext. 
setosus. — Cross Id. 
#486 Alopex species, 
Multiceps t324. — Intest. 
coenurus °. — Arctic fox. 
#487 (482). Bristle-tailed Foxes. Tail elongate, hairy, covered with soft, 
elongate hair, and with a median concealed crest of stiff hairs (bristles) 
along the upper edge unmixed with soft fur. Temporal muscles separated 
by a wide flat crown, narrow at occiput. Teeth like Foxes. See #488. 
#488. *Urocyon Baird, 1857, Mamm. N. Amer., July, pt. 1, 121, 138, 143, tsd. 
(1901; 1904) 1st sp. virginianus Erxl. so. cinereoargenteus Schreb., from 
Eastern U. S. A. — Gray foxes, tree foxes, Colish6. Teeth 42 (i. 3/3, c. 1/1, 
pm. 4/4, m. 2/3, same as Canis). A supplementary tubercle on the lower 
sectorial; upper tubercular grinders large, long, and broad. Muzzle short; 
temporal crests of skull always widely separated; postorbital process thin, 
spread out, concave above; under- jaw with an angular emargination below; 
bullae of ear-bones moderate, ovate, swollen. From published records of 
"gray fox" it is often difficult to determine to which species or subspecies 
the host belongs. See Urocyon species. 
#488 *Urocyon californicus calif ornicus (Mearns, 1897, Proc. U. S. Nat. 
Mus., V. 20 (1126), 459 [Urocyon cinereoargenteus] ) Miller, 1924, U. S. Nat. 
Mus., Bui. 128, 147. California Gray fox. San Jacinto Mountains, River- 
side Co., California*. 
Mesocestoides <t299. 
"^variabilis. — Mendocino Co.*, California. 
#488 *Urocyon californicus sequoiensis Dixon, 1910, Univ. Calif. Publ. Zool., 
V. 5 (7), Feb. 12, 303. Lagunitas, Marin Co., Calif.*; humid coast belt of 
Calif. 
Trichodectes fllOO. — Ext. 
*quadraticeps. — Calif. 
#488 *Urocyon cinereoargenteus (Schreb., 1776, Saugthiere, pi. 92 [Canis ^]; 
Erxl., 1777, Syst. Regni Anim., 567 [Canis ^) Rhoads, 1894, Amer. Nat., 
V. 28 (330), June, 524. American gray fox. Kit fox, tree fox, Colishe, Kit- 
fuchs. Eastern North America *. Syn. cinereoargentatus ° Trouess., 1904, 
Cat. Mamm., Berolini, 239. 
Diphyllobothrium t295. — Intest. 
Taenia (Taenia) t325&. — Intest. 
^[pisiformis. 
*serrata. — Virginia. — So. pisiformis. 
Ancylostoma 1387. — Intest. 
-\caninum. 
Ancylostomidae 1384. — Intest. 
species Weidman in Fox, 1923. — 
Phila. Zoo. 
Uncinaria 390B. — Intest. 
species Weidman, 1916. — Phila. Zoo. 
Amblyomma t881. — Ext. 
\striatum. — S. America. 
Ixodes t866.— Ext. 
'\ricinus. 
Ctenocephalides tl639. — Ext. 
\^canis. — Calif. 
Trichodectes f 1100.— Ext. 
*quadraticeps. — Calif. * 
