Palaearctic species of Thaumastoptera (s. str.) Mik (Diptera: Limoniidae) Author Starý, Jaroslav Author Oboňa, Jozef text Zootaxa 2018 2018-03-14 4394 2 227 234 journal article 30522 10.11646/zootaxa.4394.2.5 16df7f67-dc81-4959-b4c4-460f2bd321fa 1175-5326 1197678 0AA45564-C2B2-4D55-8BC5-DE87A99B77D0 Key to Palaearctic Thaumastoptera (s. str.) 1. Upper branch of medial fork (M1+2) very long, about 8 times as long as its petiole, or longer (Fig. 2); femora and tibiae without any dark rings; aedeagus very long, about by one third its length longer than gonocoxite ( Figs. 7, 8 ). For other details of wing and other structures of male terminalia, see Figs. 2, 7, 8.... Thaumastoptera ( Thaumastoptera ) intermixta Savchenko, 1974 - Upper branch of medial fork (M1+2) at most 5 times as long as its petiole, or shorter; femora and tibiae with dark apical rings; aedeagus much shorter, at most two thirds the length of gonocoxite............................................. 2 2. Wing pattern little-distinct, restricted to darkened, (sub)vertical vein elements (Fig. 1). For other details of wing and male terminalia, see Figs. 1, 5, 6..................................... Thaumastoptera ( Thaumastoptera ) calceata Mik, 1866 - Wing pattern distinct, almost black, forming numerous spots and seams........................................... 3 3. Wing pattern with two black marks on costa: between tips of R1 and R3 and on R5; upper branch of medial fork (M1+2) about three times as long as its petiole (Fig. 4). For other details of wing and male terminalia, see Figs. 4, 11, 12.......................................................................... .. Thaumastoptera ( Thaumastoptera ) spathifera sp. n. - Wing pattern without two marks above; upper branch of medial fork (M1+2) only slightly longer than its petiole (Fig. 3). For other details of wing and male terminalia, see Figs. 3, 9, 10....................................................................................................... Thaumastoptera ( Thaumastoptera ) insignis Lackschewitz, 1940