FIGURES 4 – 13. 4 – 6 in Hydroporus neclae sp. n. from north-eastern Turkey, a new member of the memnonius - group of Hydroporus Clairville (Coleoptera: Dytiscidae)

FIGURES 4 – 13. 4 – 6 — Median lobe of aedeagus in ventral and lateral view. 4 — Hydroporus neclae sp. n.; 5 — H. longicornis (Germany, Bavaria); 6 — H. melanarius (Czech Republic, Bohemia). 7 – 9 — Left paramere. 7 — H. neclae sp. n.; 8 — H. longicornis; 9 — H. melanarius. 10 – 11 — H. neclae sp. n. 10 — gonocoxae; 11 — gonocoxosternum. 12 – 13 — Metacoxal processes. 12 — H. neclae sp. n. (holotype) 13 — H. longicornis (male; Germany, Bavaria)