M. telchinum (Rothschild, 1905)

Ceratophyllus telchinus Rothschild, 1905: 153 . Malaraeus telchinum; Jordan, 1933a: 76.

Distribution. Canada and USA.

Hosts. Sorex arcticus, S. pacificus, and Sorex sp. Other hosts. Carnivora: Mustela frenata . Rodentia: Microtus californicus, M. montanus, Microtus sp., Peromyscus boylii, P. eremicus, P. maniculatus, P. truei, Peromyscus sp., and Reithrodontomys megalotis (Hubbard, 1947; Holland, 1949; Traub et al., 1983; Carraway, 1985; Ayala­Barajas et al., 1988).