Geographic variation in male genitalia of Gonioctena nivosa. 33 Porte Clarence, Alaska 34 Kenai, Alaska 35 Summit Lake, Alaska 36 Aklavik, Canada 37 Churchill, Canada 38 Tromso, Norway 39 Kildin Island, Russia 40 Maimecha River, Russia 41 Baikal area, Russia 42 Verkhoyansky, Russia 43 Kamchatka, Russia 44 Glacier Park, USA 45 Niwot Ridge, USA 46 Hohe Tauern, Austria 47 Karnten, Austria 48 Lombardia Val Brembana, Italy 49 Troitsko-Pechorsky, Russia 50 E Kazakhstan 51 Altai, Russia 52 Podkamennaya Tunguska, Russia 53 Vladivostok, Russia 54 Shantar Islands, Russia. Scale bar = 1.0 mm.