FIGURE 4 in A new species from the eastern Amazon rainforest with lectotype designations and key for Brazilian Oxarthrius Reitter, 1883 (Coleoptera: Staphylinidae: Pselaphinae)

FIGURE 4. Oxarthrius spiculatus sp. nov. (A–D, F. Male holotype – STP0599; E, G, H. Female paratype - STP0273) A. Aedeagus, ventral view. B. Aedeagus, lateral view. C. Aedeagus, dorsal view. D. Tergite VIII. E. Tergite VIII. F. Sternite VIII. G. Sternite VIII. H. Genital complex. Scale bars = 0.1 mm (A–C, H); 0.25 mm (D–G). Abbreviations: cp, central plate; mpp, median pointed projection.