Ollieopteryx, a new genus of caddisflies from Madagascar (Trichoptera : Dipseudopsidae) Weaver, J. S. /Gibon, François-Marie Chvojka, P. Olah, J. Afrotropical region Gondwana Holarctic systematics phylogenetics biogeography New taxa of Dipseudopsidae from Madagascar are described, including a new genus, Ollieopteryx, and three new species, Ollieopteryx fianarana, O. inopinata, and O. dakshan. The hypothetical phylogenetic tree of the Dipseudopsidae (Weaver & Malicky 1994) is revised to include Ollieopteryx, an isolated relic. Scenarios on the historical biogeography of the family are hypothesized. 2020 text https://www.documentation.ird.fr/hor/fdi:010080590 fdi:010080590 Weaver J. S., Gibon François-Marie, Chvojka P., Olah J.. Ollieopteryx, a new genus of caddisflies from Madagascar (Trichoptera : Dipseudopsidae). 2020, 4890 (4), 567-577 EN MADAGASCAR