FIGURE 2A–C in New species from the nivicola group of Hypogastrura Bourlet, 1839 (Collembola, Poduromorpha, Hypogastruridae) from Canada

FIGURE 2A–C. Hypogastrura ottawana sp. nov.: head parts; A–B, Ant IV: A, distal view (right Ant), black arrows indicates sa, white arrows ssc, S1–9 is s-sens; B, inner view (left Ant), white arrows indicates sa, S1–9 is s-sens and a1–3 ordinary chaetae (ssc); C, mouthparts (anterior view), L2 is clypeal chaeta, A–E is labial papillae, 'a1', 'b1' and 'b2' finger-shaped appendages, 'd2' and 'e2' reduced appendages, 'lp' lateral process. Scale bars: 0.02 mm.