Platyacarus psilocoronius Kudon 1982

Species group psilocoronius Diagnosis. Both sexes. Setae f2 absent, prodorsal shield split completely or partly into anterior and posterior parts by transverse band of weaker sclerotized cuticle, prodorsal and hysteronotal shield usually without lacunae. Male. Adanal suckers with corolla edentate, only postero-mesal pair of adanal shields present, adanal apodemes absent, epimerites I fused into a heavily sclerotized Y, terminal lamellae short triangular, aedeagus not extending beyond adanal suckers. Female. Primary spermaduct short, without proximal enlargement, head of spermatheca elongate U-shaped. Remark. The group currently incorporates 4 species, including one described herein.
Published as part of Mironov, Sergey V., Literak, Ivan, Sychra, Oldrich & Capek, Miroslav, 2017, Feather mites of the subfamily Proctophyllodinae (Acari: Proctophyllodidae) from passerines (Aves: Passeriformes) in Costa Rica, pp. 1-105 in Zootaxa 4297 (1) on pages 17-18, DOI: 10.11646/zootaxa.4297.1.1, http://zenodo.org/record/840212