Aquatic and semiaquatic bugs (Heteroptera: Nepomorpha, Gerromorpha) of North Ossetia – Alania, Russia

An annotated checklist of aquatic and semiaquatic bugs (Heteroptera: Nepomorpha, Gerromorpha) of the Republic of North Ossetia — Alania, including 30 species and subspecies of 17 genera from 11 families, summarizes information on the species found in the republic. Cymatia coleoptrata (Fabricius, 1777), Corixa punctata (Illiger, 1807), Hesperocorixa linnaei (Fieber, 1848), Hesperocorixa sahlbergi (Fieber, 1848), Notonecta viridis Delcourt, 1909, Mesovelia furcata Mulsant et Rey, 1852, Hebrus pilipes Kanyukova, 1997, Hydrometra stagnorum (Linnaeus, 1758), Microvelia reticulata (Burmeister, 1835), Aquarius paludum paludum (Fabricius, 1794), and Gerris caucasicus Kanyukova, 1982 are recorded in North Ossetia for the first time. Notonecta glauca poissoni Hungerford, 1934 is for the first time recorded from Russia, the North Caucasus and North Ossetia. New localities in the republic for 16 species are reported. A key for reliable identification of Sigara daghestanica Jansson, 1983, S. fossarum (Leach, 1817), S. iactans Jansson, 1983, and S. falleni (Fieber, 1848) from the North Caucasus is provided.