FIGURES 327­335 in A revision of Nearctic species of the genus Geostiba Thomson, 1858 (Coleoptera: Staphylinidae: Aleocharinae)

FIGURES 327­335. Genitalia of Geostiba silvigena Gusarov, sp. n. (holotype). 327 – details of internal sac retracted into median lobe, ventral view; 328 – copulatory piece of internal sac, dorsal view; 329 – distal diverticula of everted internal sac, ventral view; 330 – everted internal sac, ventral view; 331 – everted internal sac, lateral view; 332­333 – details of internal sac retracted into median lobe, lateral view; 334 – apex of left paramere, side facing median lobe; 335 – copulatory piece of internal sac, lateral view. Scale bar 0.4 mm (327, 330­333), 0.2 mm (328­329, 334­335).