H. dippiei Rothschild, 1902
Hystrichopsylla dippiei Rothschild, 1902: 63 .
Hystrichopsylla gigas dippiei; Jordan,1937: 271. Hystrichopsylla dippiei dippiei; Holland, 1957: 315.
Distribution. Canada and Mexico.
Hosts. Sorex sp. Other hosts. Rodentia: Neotoma fuscipes, Peromyscus maniculatus, and Tamias amoenus affinis (Holland, 1949; Hopkins & Rothschild, 1962; AyalaBarajas et al., 1988).