Ventral view of male genitalia of type species (except where noted) of genera belonging to Lacosominae: Alheitini. Phallus/juxtal complex is figured below the genitalia in the lateral view. 12 Adalgisa croesa, St Laurent diss.: 9-20-17:1 (CRAS) 13 Alheita rionica, St Laurent diss.: 3-27-17:2, not the type species of Alheita [reused with permission from St Laurent et al. (2018a), Systematic Entomology] (CRAS) 14 Tarema rivara, St Laurent diss.: 3-14-16:7 [reused with permission from St Laurent et al. (2017b), ZooKeys] (CNC) 15 Herbinalla caudina, St Laurent diss. 10-8-14:1 [reused with permission from St Laurent et al. (2018a), Systematic Entomology] (CUIC) 16Thaelia cf beniensis, St Laurent diss.: 4-5-16:1, not the type species of Thaelia (USNM) 17 Arianula haxairei, St Laurent diss.: LEP50135 [reused with permission from St Laurent et al. (2018a), Systematic Entomology] (MGCL). Scale bar: 1 mm.