Diamesa Meigen, 1835
nomina nuda: Diamesa sp. I, Diamesa sp. II and Diamesa sp. III have been reported from Eastern and Southeastern Anatolia regions streams and lakes (Şahin 1984).
Diamesa ?n. sp. (prope bohemanni): Ovit Pass (Rize), (Reiss 1985). Note: Species inquirenda.