Figure 3 from: Kanturski M, Wieczorek K (2014) Systematic position of Eulachnus cembrae Börner with description of hitherto unknown sexual morphs of E. pumilae Inouye (Hemiptera, Aphididae, Lachninae). Deutsche Entomologische Zeitschrift 61(2): 123-132. https://doi.org/10.3897/dez.61.8048

Figure 3 - External male genitalia of Eulachnus pumilae (a, c) and Eulachnus cembrae (b, d): bp –basal part of phallus with sclerotized arms consists of short proximal (solid arrow), long distal (dotted arrow) part and upper half-circle-shaped structure that surrounds the genital area (arrow-head), P – parameres, C – cauda.