Abstract
Five new species of the family Stigmaeidae (Acari: Prostigmata), Stigmaeus palustris n. sp., Stigmaeus flexisetus n. sp., Stigmaeus patagoniensis n. sp., Pseudostigmaeus magellani n. sp. and Eryngiopus techuelche n. sp. are described from mosses in Southern Chile (Patagonia). Eustigmaeus ovatus (Chaudhri, 1965) is recorded from Chile for the first time and redescribed; Eustigmaeus chilensis (Chaudhri, 1965) is recorded from Tierra del Fuego for the first time and also redescribed.
Highlights
The predatory mite family Stigmaeidae (Acari: Prostigmata) is the largest in the superfamily Raphignathoidea and includes more than 500 species in 32 valid genera (Zhang et al 2011; Dogan et al 2015)
Mites were collected from mosses using Berlese funnels and mounted in Hoyer’s medium
All samples were taken in southern part of Chilean Patagonia in vicinities of Punta Arenas and Tierra del Fuego Archipelago
Summary
The predatory mite family Stigmaeidae (Acari: Prostigmata) is the largest in the superfamily Raphignathoidea and includes more than 500 species in 32 valid genera (Zhang et al 2011; Dogan et al 2015). Setae tc", (a), pl’ and vs of tarsus weakly barbed; (u) smooth. Dorsal setae long, curved, smooth or with few minute barbs, situated on distinct protuberances (Figures 10A, B). Material examined — Eleven females, Chile, Patagonia, Tierra del Fuego island, 54°29’550" S, 068°43’103" W, from Sphagnum magellanicum in the swamp, 3 November 2015, coll.
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