Coarazuphium xingu sp. nov., male and female genitalia 33 aedeagus, left lateral view 34 aedeagus, dorsal view 35 aedeagus, right lateral view 36 female reproductive tract, dorsal view 37 gonocoxite, dorsal view 38 preapical setose organ, dorsal view bc bursa copulatrix co common oviduct gc1 gonocoxite 1 gc2 gonocoxite 2 hs helminthoid sclerite Lt laterotergite mpp marginal pit pegs pso preapical setose organ. Scale bars: 0.5 mm (36, 38); 0.125 mm (37); 0.1 mm (33–35).