MILLER AND REHN: NORTH AMERICAN MAMMALS. 89 
Type locality.— Sierra Madre, near Guadalupe y Calvo, 
State of Chihuahua, Mexico. 
113. Reithrodontomys megalotis zacatecae Merriam. 
1901. Reithroclontomys megalotis zacatecae Merriam, Proc. 
Washington acad. sci., in, p. 557. November *29, 1901. 
Type locality.— Valparaiso Mountains, State of Zacatecas, 
Mexico. 
114. Reithrodontomys microdon Merriam. 
1901. Reithrodontomys microdon Merriam, Proc. Washing¬ 
ton acad. sci., hi, p. 548. November 29, 1901. 
Type locality.— Todos Santos, Guatemala. Altitude, 10,000 
feet. 
115. Reithrodontomys microdon albilabris Merriam. 
1901. Reithrodontomys microdon albilabris Merriam, Proc. 
Washington acad. sci., in, p. 549. November 29, 1901. 
Type locality.— Cerro San Felipe, State of Oaxaca, Mexico. 
Altitude, 10,000 feet. 
116. Reithrodontomys orizabae Merriam. 
1901. Reithrodontomys orizabae Merriam, Proc. Washing 
ton acad. sci., m, p. 550. November 29, 1901. 
Type locality.— Mount Orizaba, State of Puebla, Mexico. 
Altitude, 9500 feet. 
117. Reithrodontomys perotensis Merriam. 
1901. Reithrodontomys perotensis Merriam, Proc. Washing¬ 
ton acad. sci., in, p. 550. November 29, 1901. 
Type locality.— Cofre de Perote, State of Vera Cruz, 
Mexico. Altitude, 9500 feet. 
118. Reithrodontomys saturatus alticola Merriam. 
1901. Reithrodontomys saturatus alticolus Merriam, Proc. 
Washington acad. sci., in, p. 556. November 29, 1901. 
Type locality. — Cerro San Felipe, near Oaxaca, State of 
Oaxaca, Mexico. Altitude, 10,000 feet. 
119. Reithrodontomys saturatus cinereus Merriam. 
1901. Reithrodontomys saturatus cinereus Merriam, Proc. 
Washington acad. sci., in, p. 556. November 29, 1901. 
Type locality.— Chalchicomula, State of Puebla, Mexico. 
