Radfordia ensifera (Poppe)

Ex Rattus rattus(black rat): 1F, TN, Sevier Co., Park Headquarters, 6 Jan. 1939; 1F, TN, Blount Co., Cades Cove School House, 4 Sep. 1936, R. V. D.

Radfordia ensiferamainly occurs on domestic rats but Whitaker & Wilson (1974) also list records from some other species of mammals in North America.