Fedotovia Charitonov, 1946 is a genus of Gnaphosinae earlier known to contain only two species: F. uzbekistanica Charitonov 1946 (♂♀, type species) and F. mongolica Marusik, 1993 (♀). Revision of available material reveals two more species, both from Mongolia: F. mikhailovi sp. n. (♂♀) and F. feti sp. n. (♂♀). All four species have very similar copulatory organs and can be more easily different...

The spider genus Arboricaria Bosmans, 2000 is redefined and an updated diagnosis given. The differences between Arboricaria and Micaria Westring, 1851 are discussed in detail. A key to all five species of the genus is provided. One new species, Arboricaria zonsteini sp. n. (♂♀), is described based on specimens from Kyrgyzstan and Azerbaijan. One new synonym is proposed: Arboricaria koeni Bosman...

In this study, the karyotypes of six spider species from Turkey belonging to the families Gnaphosidae, Salticidae, Thomisidae, and Zodariidae were analyzed. Male chromosomal features including diploid chromosome numbers and sex chromosome systems were determined as 2n=22, X1X20 in Drassyllus sur Tuneva & Esyunin, 2003, Nomisia exornata (C. L. Koch, 1839), and Nomisia orientalis Dalmas, 1921; 2n...