Description of the male in the ant Proformica longipilosa Galkowski et al., 2017 (Hymenoptera, Formicidae, Formicinae) and notes on European Proformica

In most ant species with flightless queens, such as the genus Proformica Ruzsky, 1902, winged males are crucial for allowing proper gene flow between and within populations. Furthermore, since these taxa often have a complex taxonomy, it is all the more interesting to study this often-neglected cast