310 Vulpes. 
1855. fulva, Desm., Mam., 1820, p.203; Eicliarcls., 
Fauii. 13or.-Am., 1829, p. 93; De Kay, 
Zool. K-York, 1842, p. 44, pl. 7, fig. i; 
Aud. et Bachm., Quadr., IT, p. 263, pl. 87; 
III. p. 70, pl. 116; Baird, Mam., 1857. 
p. 123, pl. 31. 
j)emylvanica, Bodd., Elench., 1784, I, 
p. 96. 
decussatus, Desm., Mam., 1820, p. 203; 
Harlan, Faun. Am., p. 88 (Canis). 
«• — argentata, Shaw, Geii.ZooL, 1800; 
Desm., 1. c., 1820, p. 203 ; Harlan, 1. c., 
p.88; Mivart, Moiiog., 1890, pl.XXIV. 
h. Var. macnira, Baird, Stansb. Expl. Great 
Salt-Lake, 1852, p. 309; Mam. N.-Am., 
1857, p. 130, pl. 33. 
ntah, Aud. et Bachm., Quadr., III, p.255, 
pl. 151. 
1856. velox, Say, Long’sExp., I, 1823, p. 487; 
Wied, Ileis. N.-Am., II, 1841, p. 44, 256; 
Aud. et Bachm.. Quadr., II, 1851, p. 13, 
pl.52; Baird, Mam.N.-Am., 1857, p. 133; 
Gray, P. Z. S., 1868, p. 519, pl. XXXIV; 
Mivart, Monog., 1890, p. 104, pl. 25. 
cinereo-argentatns, Sabine (nec Erxleb.), 
FrankliiCs Journ.. p. 658; Richards., Faun. 
Bor.-Am., p. 98. 
microtus, Eeich., Regn. An., I, p. 10, 
fig. 72, 73 ; IJniv. Tliierr., I, 1 846, p. 43 ; 
Arch. Naturg., IH, 1837, p. 162. 
1857. f vafer, Leidy, Ext. Mam. Faun., 1869, 
p. 368, pl. I, fig. 11; Scott et Osb., Bull. 
Mus. Comp. ZooL, XX, 1890, p. 69, fig. 3. 
1858. macrotis, Mcniam, Proc. Biol. Soc. Wasli- 
ingt., IV, 1888, p. 135. 
1859.lagopus, L., Sys. Nat., 1766, I, p. 59; 
Schreb., Saug., III, p. 262, pl. 93, 93*; 
Shaw, Gen.ZooL, I, 1800, p. 326; Sabine, 
Suppi. Parry’s 1®‘ Voy., p. 187; F. Cuv., 
Mam., 1824, pl. 182; Richards., App. 
PaiTy’s 2‘iVoy., 1825, p. 299; Aud. et 
Bachm.. Quadr., IIT, 1820, p. 89, pl. 121; 
America Sept. a 
Canada et Alaska ad 
Mexico Sept. 
» 
Canada merid. 
» 
America Sept.-Occid.: 
flum. Saskatchewau, 
Missouri, Columbia. 
» 
fPliocaen. America 
sept. 
California. Mexico? 
Region. Arctic, amb. 
Hemisph., Spitzberg, 
Groenland. Siberia 
sept., Nova-Zembl., 
etc., migrans in 
merid. partes 
Amerieae sept. usque 
