294 NEOTOMODON. TEANOPUS. 
Color. Summer Pelage. Above grayish buff, dorsal band blackish; 
sides buffy; under parts white, breast tinged with buffy; tail above 
dusky, beneath white; hands and feet white. 
Measurements. Total length, 212; tail vertebre, 91; hind foot, 24. 
298. orizabe (Neotomodon), Merr., Proc. Biol. Soc. Wash., x11, 
1898, Pp. 12g. 
MountTaIn Woop Rat. 
Type locality. Mt. Orizaba, State of Puebla, Mexico. Altitude, 
9,500 feet. 
Geogr. Distr. State of Puebla, Mexico. 
Genl. Char. Smaller than the other species, and with shorter tail. 
Color. Above buffy gray; under parts white, chest buffy; tail 
above brownish, beneath white; hands and feet whitish. 
Measurements. Total length, 194; tail vertebre, 81; hind foot, 24. 
299. alstoni (Neotomodon), Merr., Proc. Biol. Soc. Wash., x11, 1898, 
pi rey, 
ALSTON’s Woop Rat. 
Type locality. Nahuatzin, State of Michoacan, Mexico. 
Geogr. Distr. States of Michoacan, Morelos, and Mexico, Mexico. 
Altitude, 8,500 feet. 
Genl. Char. Size moderate; ears large; tail shorter than head and 
body; hind feet large. 
Color. Above grayish to fulvous brown, darkest on back; under 
parts plumbeous washed with white; breast tinged with buff; tail 
above dusky, beneath whitish; hands and feet white. 
Measurements. Total length, 220; tail vertebra, 101; hind foot, 
26.5. Skull: occipito-nasal length, 33; Hensel, 25.5; zygomatic 
width, 17; interorbital constriction, 4.5; length of nasals, 12; palatal 
length, 14; length of upper tooth row, 6.5; length of mandible, 14.5. 
58. Teanopus. 
=) iS x6. 
A. 
fe) 
Ww 
Teanopus Merr., Proc. Biol. Soc. Wash., 1903, p. 81. Type 
Teanopus phenax Merriam. 
Ears large, nearly naked; tail long, thickly haired; soles of feet 
covered with small tubercles. Skull: audital bulle greatly inflated, 
like those of NXenomys; antorbital slits large and broadly open; 
sphenoid vacuities open; braincase without temporal shield; angle 
