M. quirini (Rothschild, 1905)

Ceratophyllus quirini Rothschild, 1905: 163 . Ceratophyllus querini Jordan, 1929: 171 . Megabothris quirini; Jordan, 1933a: 77.

Distribution. Canada and USA.

Hosts. Sorex cinereus . Other hosts. Insectivora ( Talpidae): Condylura cristata . Lagomorpha: Sylvilagus n. nuttallii. Rodentia: Clethrionomys gapperi, Microtus chrotorrhinus, M. longicaudus, M. ochrogaster, M. oeconomus, M. pennsylvanicus, Napaeozapus insignis, Peromyscus leucopus, P. maniculatus, P. m. artemisiae, P. m. borealis, Spermophilus sp., Tamias minimus borealis, Tamiasciurus h. hudsonicus, and Zapus sp. Carnivora: Urocyon cinereoargenteus (Holland, 1949; Benton & Kelly, 1975; Traub et al., 1983; Whitaker, 2004).