108 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Zapus trinotatus alleni (Elliot). 
1898. Zapus alleni Elliot, Field Colnm. mus., publication 
27. zool. ser., i, p. 212. March, 1898. 
1899. Zapus trinotatus alleni Xorth Amer. fauna, no. 
15, p. 27. August 8, 1899, 
Type locality. — Pyramid Peak, Lake Tahoe, Eldorado 
Count}^, California. 
Zapus montanus (Merriam). 
1897.* Zapus trinotatus nioiitanus Merriam, Proc. biol. soc. 
Washington, xi, }). 104. April 26, 1897. 
1899. Zapus montanus Preble, Xorth Amer. fauna, no. 15, p. 
28. August 8, 1899. 
Type locality. — Crater Lake, Mount Mazama, Klamath 
County, Oregon. 
Zapus orarius Preble. 
1899. Zapus orarius Preble, Xorth Amer. fauna, no. 15, p. 
29. August 8, 1899. 
Type locality. — Point Reyes, Marin County, California. 
Zapus pacificus Merriam. 
1897. Zapus paeijicus Merriam, Proc. biol. soc. Washington, 
XI, p. 104. April 26, 1897. 
Type locality. — Prospect, Rogue River Yalley, Jackson 
County, Oregon. 
Zapus saltator Allen. 
1899. Zapus saltator Allex, Bull. Amer. mus. nat. hist., xii, 
p. 3. March 4, 1899. 
Type locality. — Telegraph Creek, Stikine River, British 
Columbia, Canada. 
Genus NAPAEOZAPUS Preble.^ 
1899. Napaeozapms Preble, Xorth Amer. fauna, no. 15, p. 33. 
August 8, 1899. Type. — Zapus insignis Miller. 
1 Characterized as a subgenus by Preble, but regarded as a genus by Miller (Bull. N. Y. 
State museum, vi, p. 330, November 18,1899). 
