Brachyptera transcaucasica transcaucasica Zhiltzova, 1956

Material. Kastamonu, Yaralıgöz geçidi, NE Kastamonu, 10.05.1997, 1 ♀ (Vi). Ordu:> Gölköy, 11.05.1997, 22 ♂, 14 ♀ + 6 ex;> Gölköy, near Harcebeli, 11.05.1997, 11 ♂, 6 ♀ (Vi). Gümüşhane, Zigana Geçidi, SW Trabzon, 11.05.1997, 1 ♂ (Vi). Rize,> Dereköy, 12.05.1997, 2 ♀; Rize, Çamlık—Sivrikaya, 12.05.1997, 1 ♀ (Vi). Erzincan, E Refahiye,> Alacatlı Köyü, 14.05.1997, 10 ♂, 4 ♀ (Vi). Map (Fig. 82).

Distribution in Turkey. Gümüşhane (Zwick 1975); Kahramanmaraş, Trabzon (Zwick 1975); Gümüşhane (Theischinger 1976a); Giresun, Trabzon (Kazancı 2009b).

Distribution and ecology. Caucasus, Armenia,and in Anatolia it extends in the whole Pontus. Strongly orophilic species occurring in high mountain streams (1700–2010 m). Adults emerge in spring (V–VI).