Redescription of the poorly known crab spider Xysticus spasskyi (Araneae: Thomisidae)
Journal: Zootaxa
Year: 2016

With 372 species, Xysticus C.L. Koch, 1835 is the largest genus in the family Thomisidae (WSC 2016). As with other speciose genera, the genus has never been revised on a global scale and is only thoroughly known in a few parts of the Holarctic, namely Central and Northern Europe, North America, Israel and Japan. Over 200 species are known from one/two taxonomic references only, or from a single illustrated description/redescription (WSC 2016). The fact that 40% of species are known from only one