Macronychus quadrituberculatus (Muller, 1806) - photo by A.N. Posedko

Family Elmidae


Macronychus quadrituberculatus (Muller, 1806) - det. A.Posedko
Kaluga reg., Tarus, 02.08.1987.
Leg. A. Posedko
Body length 3.1 mm.