Isoperla lesbica Zwick, 1978

Material. Konya, 4 km NW Hadim, 1800 m, 6.06.1998, 8 ♂, 21 ♀. Konya, Hadim, Korualan, Borini, 1550 m, 23.06.1998, 1 ♂ (Si). Isparta, 5 km S Sütçüler, 31.05.1993, 1 ♂ (Si). Muğla, Ören, Marçal dağı, Yeşilyurt, 500 m, 27.05.1992, 4 ♂, 3 ♀ (Si). Muğla, 2 km E Bağyaka, 500 m, 27.05.1992, 2 ♀ (Ma). Aydın, Nazilli, 5 km S Bozdoğan, 600 m, 23.05.1992, 1 ♂ (Ma). Bolu, 4 km N Alancık, 400 m, 2.06.1992, 2 ♀ (Ma). İzmir, N Gümüldür, 40 m, 19.05.1992, 1 ♀ (Ma). Manisa, Koruköy, Köseler river, 200 m, 30.05.92, 1 ♂ (Ma). İzmir, Bergama, 20 km NW Kozak, 250 m, 1.06.1992, 1 ♂, 4 ♀ (Si), 2 ♂, 5 ♀ (Ma); 10 km N Bergama—Kozak, 350 m, 4 ♂, 2 ♀ (Ma). Balıkesir, Burhaniye, 2 km E Bahadınlı Köyü, Karınca deresi, 150 m, 1.06.1992, 2 ♂ (Ma). Balıkesir, W Yaylacık, Dere, 280 m, 1.06.1992, 2 ♂ (Ma). Balıkesir, Bandırma, 23 km SW Manyas göl, Kocaçay, 24.05.1996, 5 ♂ (Si). Ankara, Beypazarı, Kosovar, 1500 m, 9.07.1999, 6 ♂, 3 ♀ (Si). Ankara, Kızılcahaman Akyarma, 115 km, 14.06.2000, 2 ♂ (Si). Ankara, Çamlıdere, Ecevit yaylası, 1350 m, 15.06.2004, 3 ♂, 3 ♀ (Si).

Distribution in Turkey. Aydın (Zwick 1978b); Aydın (Kazancı 1983b); Çanakkale (Kazancı 1994); Çanakkale (Kazancı 2012); country record only: listed from Turkey (Kazancı 2008). Map (Fig. 113).

Distribution and ecology. Endemic species of western Anatolia and Greek Lesbos Island located close to the Anatolian coast. It occurs in various types of brooks and torrents (40–1800 m). Adults fly in late spring and early summer (V–VII).