Ungla argentina (Navás): Male genitalia, (a) gonarcus, frontodorsal, attached dorsally to abdominal terminus via very short membrane (b) gonarcus, membranous attachment to T9+ectoproct, lateral (c) gonarcus, lateral, with hypandrium internum, frontal (d) gonarcus, frontodorsal (e) gonarcus, dorsal (f) gonarcus, posterior (g) hypandrium internum, frontal. c comes g gonarcus g.ap. gonarcal apodeme g.br. gonarcal bridge gsac gonosaccus h.i. hypandrium internum mu mediuncus pr unarticulated process on frontal margin of apodeme s.p. setose subanal plate T9+e fused ninth tergite and ectoproct (Argentina; a, b, g Tucumán, CAS; c Catamarca, CAS; d, e, f Santiago del Estero, CAS).