Figs. 1-4 in Hydroporus macedonicus nov. spec., a new member of the Hydroporus planus-group (Coleoptera, Dytiscidae)

Figs. 1-4: Hydroporus macedonicus sp.n.: (1) habitus; the dotted lines indicate the areas with brownish coloration; (2) metacoxal processes (schematic); (3) median lobe of aedeagus in ventral and lateral view; (4) paramere.