♂ genitalia of Lioponera indet. (CASENT0844684), 3D reconstruction in transverse cross-section. Abbreviations: ASVIII = abdominal sternite VIII; ASIX = abdominal sternite IX; ATIX = abdominal tergite IX; gcx = gonocoxite; gpd = gonopodite; psc = penial sclerite; vlv = valvura; vol = volsella; 9dvim = dorsoventral intrinsic muscles IX; 9vcm2 = posteromedial sterno-coxal muscles; 9clm3 = medial extrinsic coxo-lateropenital muscles; 9clm4 = lateral extrinsic coxo-lateropenital muscles; 9cprd2 = lateral dorsal coxo-penial remotors; 9cppv2 = posterior ventral coxo-penial promotors.

 
 
  Part of: Griebenow ZH, Richter A, van de Kamp T, Economo EP, Lieberman ZE (2023) Comparative morphology of male genital skeletomusculature in the Leptanillinae (Hymenoptera: Formicidae), with a standardized muscular terminology for the male genitalia of Hymenoptera. Arthropod Systematics & Phylogeny 81: 945-1018. https://doi.org/10.3897/asp.81.e104810