90 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
120. Reithrodontomys tenuirostris Merriam. 
1901. Reithrodontomys tenuirostris Merriam, Proc. Wash¬ 
ington acad. sci., hi, p. 547. November 29, 1901. 
Type locality.— Todos Santos, Guatemala. Altitude, 10,000 
feet. 
121. Reithrodontomys tenuirostris aureus Merriam. 
1901. Reithrodontomys tenuirostris aureus Merriam, Proc. 
Washington acad. sci., hi, p. 548. November 29, 1901. 
Type locality.— Calel, Guatemala. Altitude, 10,200 feet. 
Genus AKODON Meyen. 
122. Akodon teguina apricus Bangs. 
1902. Akodon teguina apricus Bangs, Bull. mus. comp, zool., 
xxxix, p. 40. April, 1902. 
Type locality.— Boquete, Chiriqui, Panama. Altitude, 4000 
feet. 
123. Akodon xerampelinus Bangs. 
1902. Akodon xerampelinus Bangs, Bull. mus. comp, zool., 
xxxix, p. 41. April, 1902. 
Type locality.— Volcan de Chiriqui, Chiriqui, Panama. 
Altitude, 10,300 feet. 
Genus PHENACOMYS Merriam. 
124. Phenacomys albipes Merriam. 
1901. Phenacomys albipes Merriam, Proc. biol. soc. Wash¬ 
ington, xiv, p. 125. July 19, 1901. 
Type locality.— Redwoods, near Areata, Humboldt Bay, 
Humboldt County, California. 
125. Phenacomys mackenzii Preble. 
1902. Phenacomys mackenzii Preble, Proc. biol. soc. Wash¬ 
ington, xv, p. 182. August 6, 1902. 
Type locality.— Fort Smith, Slave River, near the Atha- 
basca-Mackenzie boundary line, Canada. 
