A. wagneri (Baker, 1904)

Ceratophyllus wagneri Baker, 1904: 405 .

Ceratophyllus peromysci Stewart, 1928: 148 . Ceratophyllus wagneri wagneri; Jordan, 1929: 35. Monopsyllus wagneri; Jordan, 1933a: 78.

Monopsyllus wagneri wagneri; Wagner, 1936a: 2000. Megabothris wagneri; I. Fox, 1940: 71.

Aetheca wagneri; Smit, 1983: 42.

Distribution. Canada and USA.

Hosts. Sorex cinereus, S. t. trowbridgii, and Sorex sp. Other hosts. Carnivora: Mustela frenata and Spilogale putorius olympica . Rodentia: Clethrionomys gapperi, Dipodomys ordii, Eutamias sp., Onychomys leucogaster missouriensis, Peromyscus leucopus, P. maniculatus, Spermophilus lateralis, S. richardsoni, Thomomys talpoides rufescens, and Zapus princeps idahoensis (Jellison & Good, 1942; Hubbard, 1947; Holland, 1949; Rapp Jr. & Gates, 1957; Morales & Llorente, 1986; Ayala­Barajas et al., 1988; Whitaker, 2004).