Figure 2From: Unlocking the "Black box": internal female genitalia in Sepsidae (Diptera) evolve fast and are species-specificMorphology of ovipositor (ov) and Sternite VII (StVIII). (A) Ovipositor wall is densely covered with large, single and evenly spaced spines, and posterior part of sternite VIII is clearly bifurcated in Themira biloba; (B) Ovipositor wall is lined with tiny spines in regular rows, and posterior part of sternite VIII is fused in Dicranosepsis crintaBack to article page