FIGURES 8–19 in Paroster baylyi sp. n., P. ursulae sp. n. (Col. Dytiscidae, Hydroporinae) and the water beetle diversity of pan-gnammas on isolated granite outcrops in the Mallee of south-western Australia

FIGURES 8–19. Median lobe of aedeagus in ventral and lateral view: 8) Paroster michaelseni (holotype), 9) P. baylyi sp. n., 10) P. u r s u l a e sp. n.; Left paramere: 11) P. michaelseni (holotype), 12) P. baylyi sp. n., 13) P. u r s u l a e sp. n.; Gonocoxae: 14) P. michaelseni, 15) P. baylyi sp. n., 16) P. u r s u l a e sp. n.; Gonocoxosternum: 17) P. michaelseni, 18) P. baylyi sp. n., 19) P. u r s u l a e sp. n.