title: New taxa of the subfamily Picobiinae (Cheyletoidea: Syringophilidae) parasitizing antbirds and gnateaters (Passeriformes: Thamnophilidae, Conopophagidae) in Guyana.
abstract: A new genus and three new species of the picobiin quill mites (Cheyletoidea: Syringophilidae) are described from passeriform birds in Guyana, Phipicobia pygiptilae gen. nov. and sp. nov. parasitizing Pygiptila stellaris (Spix) (Thamnophilidae), Rafapicobia thamnophili sp. nov. from Thamnophilus insignis Salvin et Godman (type host), Myrmoborus leucophrys (Tschudi), Myrmeciza ferruginea (St. Müller), Myrmotherula longipennis Pelzeln, and Hypocnemis cantator (Boddaert) (Thamnophilidae), and Rafapicobia milenskyi sp. nov. from Conopophaga aurita (Gmelin) (Conopophagidae).
authors.affiliation: Department of Animal Morphology, Adam Mickiewicz University, Faculty of Biology, Umultowska 89, 61-614 Poznan, Poland; Email: glowska@amu.edu.pl.
authors.forename: Eliza
authors.initials: E
authors.lastname: Glowska
authors.affiliation: Smithsonian Institution, Division of Birds, PO Box 37012, MRC 116, Washington, DC 20013-7012; Email: unknown.
authors.forename: Brian K
authors.initials: BK
authors.lastname: Schmidt
mesh_terms: D063147:Animal Distribution; D000825:Animal Structures / Q000033:anatomy & histology / Q000254:growth & development; D000818:Animals; D001715:Bird Diseases / Q000469:parasitology*; D049628:Body Size; D017753:Ecosystem; D005260:Female; D006172:Guyana; D008924:Mite Infestations / Q000469:parasitology / Q000662:veterinary*; D008925:Mites / Q000033:anatomy & histology / Q000145:classification* / Q000254:growth & development; D009929:Organ Size; D046109:Passeriformes / Q000469:parasitology