Phalacropsylla oregonensis sp. n., with a key to the species of Phalacropsylla Rothschild 1915 (Siphonaptera: Hystrichopsyllidae).
A new species of flea belonging to the genus  Phalacropsylla is described. The known distribution and host associations of the 5 recognized species are briefly discussed, and a key to these taxa is included.
D000818:Animals; D005260:Female; D008297:Male; D051379:Mice; D010542:Peromyscus / Q000469:parasitology*; D012377:Rodentia / Q000469:parasitology*; D005423:Siphonaptera / Q000033:anatomy & histology / Q000145:classification* / Q000254:growth & development