Contributions to the spider (Araneae) fauna of Türkiye.

This paper presents the results of a preliminary survey of the spiders of Marmara region and provides new data on the spider fauna of Türkiye. During the study, spider samples were collected by hand aspirator and pitfall traps. As a result, Heliophanus apiatus Simon, 1868 (Salticidae) is recorded for the first time from Türkiye. Also, occurrence of Amaurobius pallidus L. Koch, 1868 (Amaurobiidae) is confirmed with this study. Additionally, the record of H. apiatus from Marmara region represents the easternmost point of its distribution range. A morphological diagnosis, comparative pictures, and illustrations are provided for both species. [ABSTRACT FROM AUTHOR]