Line drawings of aedeagus of Mexican Geocharidius species. G. zullinii (MEXICO, Chiapas, Guadalupe Shankala): A median lobe, right lateral aspect B left paramere, left lateral aspect C right paramere, right lateral aspect. G. zullinii (MEXICO, Chiapas, Reserva Huitepec): D part of median lobe, right lateral aspect. G. vignatagliantii (MEXICO, Chiapas, Motozintla), paratype: E median lobe, right lateral aspect F left paramere, left lateral aspect G right paramere, right lateral aspect. G. andersoni (MEXICO, Chiapas, Cerro Huitepec), holotype: H median lobe, right lateral aspect I left paramere, left lateral aspect J right paramere, right lateral aspect. Legend: ds – dorsal sclerites. Scale = 0.05mm.