A review of the subfamily Harpypalpinae Fain, 1972 (Acariformes: Harpirhynchidae)--parasites of passerine birds.

The subfamily Harpypalpinae Fain, 1972 (Acariformes: Cheyletoidea: Harpirhynchidae) is revised. Diagnoses of the subfamily and its two constituent genera, Harpypalpus Dubinin, 1957 and Harpypalpoides Lombert and Moss, 1979, and keys to females of all known species are provided. Data on harpypalpine hosts and distribution are summarized, and nine new species are described: Harpypalpus lonchura sp. nov. from Lonchura castaneothorax (Gould) (Estrildidae) in Australia, Harpypalpus pyrrhula sp. nov. from Pyrrhula pyrrhula (Linnaeus) (Fringillidae) in the Netherlands, Harpypalpus sturnus sp. nov. from Sturnus vulgaris Linnaeus (Sturnidae) in the Netherlands, Harpypalpus taeniopygia sp. nov. from Taeniopygia guttata (Vieillot) (Estrildidae) in Australia, Harpypalpoides hirundinoides sp. nov. from Hirundo rustica Linnaeus (Hirundinidae) in the Netherlands, Harpypalpoides johnstoni sp. nov. from Fringilla coelebs Linnaeus (Fringillidae) (type host) in the Netherlands and Fringilla montifringilla Linnaeus in Kazakhstan, Harpypalpoides regulus sp. nov. from Regulus regulus (Linnaeus) (Regulidae) in the Netherlands, Harpypalpoides sitta sp. nov. from Sitta pygmaea Vigors (Sittidae) in the USA (Arizona, California), and Harpypalpoides sylvia sp. nov. from Sylvia atricapilla (Linnaeus) (Sylviidae) in the Netherlands.