FIGURES 18–23 in Taxonomic revision of Paraustrosimulium Wygodzinsky & Coscarón: reassignment of Austrosimulium colboi and description of P. obcidens n. sp. from Western Australia

FIGURES 18–23. Paraustrosimulium colboi male. (18) Habitus. Reared. ETOH. Scale bar = 0.5 mm. (19) Head, frontal view. ETOH. Scale bar = 0.2 mm. (20) Antenna. Scale bar = 0.05 mm. (21) Claw. Arrow indicates grappling hooks. Scale bar = 0.02 mm. (22) Abdominal tergites. Scale bar = 0.2 mm. (23) Genitalia, ventral view, cleared, in glycerine. Scale bar = 0.1 mm.