Fomichev A.A. 2015. New data on the crab spider genus Xysticus C.L. Koch, 1835 from the Altai, South Siberia (Aranei: Thomisidae) // Arthropoda Selecta. Vol.24. No.1: 91–97 [in English].

Altai State University, Lenina Prospect, 61, Barnaul, 656049, Russia. E-mail:

KEY WORDS: spiders, Aranei, Thomisidae, Xysticus, new species, new faunistic record, the Altai, Russia.

ABSTRACT: A new species Xysticus novokhatskyii sp.n. from the Altai (South Siberia) is described on the basis of both sexes. The new species is closely related to X. tyshchenkoi Marusik et Logunov, 1995 from Middle Asia, which is also illustrated. X. mongolicus Schenkel, 1963 is recorded from the Russian Altai for the first time.

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