Protonemura microstyla Martynov, 1928

Distribution in Turkey. Rize (Theischinger 1976a); Artvin (Kazancı 1994); Rize (Vinçon & Zhiltzova 2004); Trabzon (Kazancı 2009b); country record only: listed from Turkey (Kazancı 1983b; Kazancı 2008). Map (Fig. 52).

Distribution and ecology. Caucasus, Armenia, Anatolia where it is limited to the eastern Pontus. This orophilic species occurs in different types of streams at moderate altitudes (700–1700 m). Adults emerge in spring (V–VI).