Parachironomus gracilior (Kieffer, 1918):

Meriç River (Özkan & Elipek 2006), Ergene River (Özkan et al. 2010), Tunca River (Çamur-Elipek et al. 2006), Thrace region (Özkan 2002; Özkan 2006a; Özkan 2010a), Gala Lake (Edirne) (Çamur-Elipek et al. 2010), Hamam Lake, Mert Lake (İğneada Gulf) (Çamur-Elipek et al. 2012), Kovada Lake (Arslan & Şahin 2006), Taurus Mountain Lakes (Taşdemir et al. 2011).