FIGURES 18–21 in European species of Tubpontania gen. nov., a new genus for species of the Pontania crassispina group (Hymenoptera: Tenthredinidae: Nematinae)

FIGURES 18–21. Penis valves of Tubpontania species in lateral view. For each species whole penis valve (scale line 0.1 mm) and apical part of penis valve in higher magnification (scale line 0.05 mm) is drawn. Fig. 18. T. anomaloptera (drawn after specimen from Pihtipudas). Fig. 19. T. cyrnea (drawn after specimen from Kirkkonummi). Fig. 20. T. purpureae (drawn after specimen from Tring). Fig. 21. T. nudipectus (drawn after paratype, Kitee, ex larva on Salix phylicifolia).