Acantholycosa sayanensis Marusik, Azarkina & Koponen 2004

Acantholycosa sayanensis is a species of wolf spiders found only in the Western Sayan Mountains in Russia.

This dark coloured spider with rather indistinct markings is 8.5 mm in length. It can only be separated from its closest congeners by details of the genitalia.

References

• Marusik, Yuri M.; Azarkina, Galina N.; Koponen, Seppo (2003). "A Survey of East Palaearctic Lycosidae (Aranei). II. Acantholycosa F. Dahl, 1908 and related new genera" (PDF). Arthropoda Selecta. 12 (2): 101–148. Archived from the original (PDF) on 2012-02-25. Retrieved 2010-05-15.