SCIURUS. ily 
b.—frumentor (Scturus), Nelson, Proc. Biol. Soc. Wash., x11, 1898, 
p- 154- 
PEROTE SQUIRREL. 
Type locality. Las Vigas, State of Vera Cruz, Mexico. 
Geogr. Distr. ‘‘East and north base of the Cape de Perote, and 
eastern slope of the Cordillera near Las Vigas, State of Vera Cruz, 
Mexico, in pine and oak forests, at 6,000~-8,000 feet.’’ 
Genl. Char. Nuchal and rump patches yellowish or rufous brown, 
and under parts gray, sometimes washed with rufous. 
Color. Upper parts (except nape and rump), nose, forehead, 
sides, and outside of arms and legs, grizzled iron gray; patches 
on nape and rump, and sides of head pale brown or reddish, 
tinged with black, palest on sides of head; chin and throat grayish; 
under parts gray, sometimes tinged with rust red; tail above like 
back at base, remainder black washed with white, beneath yellowish 
or dark ferrugineous, with a black border and white edge; ears 
varying in color, sometimes grayish, again similar to the nuchal 
patch, occasionally having a black border; hands and feet iron gray 
to black. 
Measurements. Total length, ‘‘average of five adults, 504.6; tail 
vertebre, 249.2; hind feet, 68.8.’’ (Nelson.) A topotype: total 
length, 502; tail, 250; hind foot, 69. Skull: average of four; basal 
length, 52.5; palatal length, 26.1; interorbital width, 19.7; zygo- 
matic width, 34.4; length of upper molar series, 11.2. 
81. poliopus (Sciurus), Fitz., Sitzung. K. Akad. Wiss. Wien, 1, 1867, 
p. 478. } 
albipes Wagn., Abhandl. Math.—Phys. Cl. K. Bayer Akad. Wiss. 
Miinchen, 11, 1837, pp. 501-506. (nec Kerr.) 
varius Wagn., Suppl. Schreb. Saugeth., 111, 1843, p. 168. 
rufipes Fitz., Sitzung. K. Akad. Wiss. Wein, 1, 1867, p. 478. 
leucops Gray, Ann. Mag. Nat. Hist., 3d Ser., xx, 1867, p. 427. 
vartegatus Alston, Proc. Zoél. Soc., 1878, p. 660. 
wagnert Allen, Bull. Am. Mus. Nat. Hist., N. Y., 1898, p. 453. 
OAXACA SQUIRREL. 
Type locality. Cerro San Felipe, State of Oaxaca, Mexico. 
Geogr. Distr. Mountains about Valley of Oaxaca, except those 
on the west, 7,500—-11,000 feet altitude. 
Genl. Char. Size large. 
Color. Back and outside of arms and legs gray, mixed with 
yellowish or. brownish hairs; nose and forehead iron gray; patch on 
nape and rump pale brown tinged with black; sides of head gray; 
orbital ring, chin, and throat grayish white; under parts ferrugineous 
