FIGURES 15–19. Figure 15. Rhyacophila albardana McLachlan 1879, 5 in The larva of Rhyacophila albardana McLachlan 1879, including a discriminatory matrix to the Rhyacophila larvae with comb-shaped gills of Austria, Germany and Switzerland (Rhyacophilidae, Trichoptera)

FIGURES 15–19. Figure 15. Rhyacophila albardana McLachlan 1879, 5th instar larva, tip of abdomen and anal proleg, right lateral (ac = anal claw; bd = distal 'b' sclerite; bv = ventral 'b' sclerite; c = 'c' sclerite; h = basoventral hook of sclerite 'b'; pb = proximal 'b' sclerite; sp = sword process; small numbers refer to setal positions; arrows = teeth on distal section of anal claw). Figures 16–19. Rhyacophila spp., 5th instar larvae. 16, R. torrentium Pictet 1834, head, dorsal; 17, R. torrentium, head, ventral; 18, R. torrentium, prosternite; 19, R. evoluta McLachlan 1879, prosternite. Scale bars: 0.5 mm (except Figs 18, 19: 0.2 mm).