Thelaxes

Wieczorek, Karina, Kanturski, Mariusz & Junkiert, Łukasz, 2013, The sexuales of Thelaxes suberi (Hemiptera, Aphidoidea: Thelaxinae), Zootaxa 3701 (3), pp. 344-348 : 348

Key to known males of Palaearctic species of the genus Thelaxes

1 Abdominal tergites with only marginal spine-like setae; tergites VI-VIII with a pair of such setae. Antennae 0.38–0.51 length of body. Vb 0.32–0.43 times Va........................................................... Thelaxes dryophila

- Abdominal tergites with visible rows of marginal, pleural and spinal spine-like setae; tergite VI with a pair of marginal setae; tergites VII–VIII with a singular marginal setae and without pleural ones. Antennae about 0.35 length of body. Vb 0.22–0.29 times Va................................................................................. Thelaxes suberi