Figures 5-8 from: Boudinot B (2013) The male genitalia of ants: musculature, homology, and functional morphology (Hymenoptera, Aculeata, Formicidae). Journal of Hymenoptera Research 30: 29-49. https://doi.org/10.3897/jhr.30.3535

Figures 5-8 - Muscles of thegenital capsule and sternum IX. 5 Formica obscuripes genital capsule anterior-to-posterior view, 0.5 mm 6 Neivamyrmex longiscapus lateral view, 1.0 mm 7 Messor andrei genital capsule anterior-to-posterior view, 0.5 mm 8 Formica obscuripes volsella and paramere mesal view, with all penisvalvar muscles removed except l, 0.5 mm. Abbreviations: Ad anterodorsal apodeme of basimere; Al anterolateral apodeme of basimere; Ap apex gonostipitis; Av anteroventral apodeme of basimere; Ba basivolsellar apodeme; Bm basimere; Bv basivolsella; Cs cuspis; Cu cupula; Dl dorsolateral apodeme of cupula; Do dorsal apodeme of cupula; Eb endophallic bladder; Fg foramen genitale; Ga gonostipital arm; Lc lateral apodeme of cupula; Pv penisvalva; Te telomere; Vc valviceps; Vo volsella. Muscles: a b c d e f g h i j k l p qr t;insertion of muscle 'x': xi; origin of muscle 'x': xo.