Four new species of the feather mite genus Vanginyssus Mironov, 2001 (Astigmata: Pteronyssidae) from the vangas (Passeriformes: Vangidae) in Madagascar.

Four new feather mite species of Vanginyssus Mironov, 2001 are described from vangas (Passeriformes: Vangidae), an endemic passerine family from Madagascar: Vanginyssus euryceros n. sp. from the helmet vanga Euryceros prevostii Lesson, V. madagascarinus n. sp. from the blue vanga Cyanolanius madagascarinus (Linnaeus), V. mystacornis n. sp. from the Crossley's babbler Mystacornis crossleyi (Grandidier) and V. orioliae n. sp. from the Bernier's vanga Oriolia bernieri Geoffroy Saint-Hilaire. A key to the five known species of Vanginyssus is provided.