282 NEOTOMA. 
Geogr. Distr. States of Zacatecas, San Luis Potosi, and Vera Cruz, 
Mexico. 
Genl. Char. Similar to N. micropus in size; postpalatal notch 
narrow; jugals short; molars white; upper first molar with two 
internal salient angles. 
Color. Above ochraceous buff, lined with black; face grayish; 
under parts white, as are also the hands and feet; tail above blackish, 
beneath white. 
Measurements. Total length, 358; tail vertebre, 164; hind foot, 39. 
283. latifrons (Neotoma), Merr., Proc. Biol. Soc. Wash., Ix, 1894, 
Daley: 
QUERENDARO Woop Rat. 
Type locality. Querendaro, State of Michoacan, Mexico. 
Geogr. Distr. State of Michoacan, Mexico. 
Genl. Char. Similar to N. leucodon, smaller; longer hind feet; 
shorter tail. 
Color. Above like N. leucodon; cheeks and sides tinged with 
fulvous; under parts, hands, and feet white; tail above dusky, beneath 
whitish. 
Measurements. Total length, 350; tail vertebrz, 149; hind foot, 42. 
284. mexicana (Neotoma), Baird, Proc. Acad. Nat. Scien. Phil., 1855, 
p. 333- Elliot, Syn. N. Am. Mamm., roor, pase: 
Mexican Woop Rat. 
Type locality. Mountains near Chihuahua, State of Chihuahua, 
Mexico. 
Geogr. Distr. State of Chihuahua, Mexico, north into New 
Mexico and Texas. 
Genl. Char. Ears large; feet small; soles naked. Nasal bones 
end on the same line posteriorly, and do not extend backward to 
the anterior extremity of orbits; highest point of condyle higher 
than coronoid process. 
Color. Above pale yellowish brown, lined with dark brown; sides 
yellowish brown; outside of legs, feet, and under parts white; tail 
dusky above, whitish beneath. 
Measurements. Total length, 340; tail vertebre, 151; hind foot, 
37; ear, 32. Skull: occipito-nasal length, 44.5; Hensel, 35; zygomatic 
width, 23; interorbital constriction, 6; length of nasals, 17; palatal 
length, 19; length of upper tooth row, 7; length of mandible, 22. 
285. navus (Neotoma), Merr., Proc. Biol. Soc. Wash., XvI, 1903, p. 47. 
AcTIvVE Woop Rat. 
Type locality. Sierre Guadalupe, State of Coahuila, Mexico. 
