Review and contribution to the stonefly (Insecta: Plecoptera) fauna of Azerbaijan.

Known Plecoptera data published from Azerbaijan are critically reviewed. New records of 28 species are enumerated on the basis of specimens collected between 2017 and 2019, among them 16 are new for the fauna of Azerbaijan. Nemoura irani Aubert, 1964 is new for the whole Caucasian region, Leuctra sanainica Zhiltzova, 1960 and Plesioperla sakartvella (Zhiltzova, 1956) are new for the Greater Caucasus.

A new micropterous species of Leuctra (Plecoptera: Leuctridae) from the Lesser Caucasus (Georgia).

A new micropterous species, Leuctra khachapuri Žiak et Martynov, sp. nov., from the hippopus species-group is described and illustrated based on morphological features of males and females.