Contributions to the Linyphiidae fauna of Turkey (Arachnida: Araneae)

Abacoproeces topcui sp. nov. (Araneae: Linyphiidae) is described based on male specimens from Mersin Province in Turkey. Four species, namely Araeoncus tauricus Gnelitsa, 2005; Erigonoplus globipes (L. Koch, 1872); Megalepthyphantes pseudocollinus Saaristo, 1997; and Styloctetor romanus (O.P.-Cambridge, 1872), belonging to this family are new records for the spider fauna of Turkey. Styloctetor Simon, 1884 has been recorded as a new genus for Turkey. Data on collected localities, distribution throughout the world, and genitalia figures of each species are presented.