OropsyllaOropsylla is a genus of fleas, most of which are ectoparasites of rodents and other mammals.SpeciesOropsylla alaskensisOropsylla arctomysOropsylla bruneriOropsylla eatoniOropsylla hirsutaOropsylla idahoensisOropsylla ilovaiskiiOropsylla labisOropsylla montana, this flea is of note for its role in transmitting Yersinia pestis to native rodents.Oropsylla oregonensisOropsylla rupestrisOropsylla silantiewiOropsylla tapinaOropsylla tuberculata ''Oropsylla washingtonensis''