Figures 1-4 in The systematic position of the scorpion genera Heteroscorpion Birula, 1903 and Urodacus Peters, 1861 (Scorpiones: Scorpionoidea)

Figures 1-4: Diagrammatic trichobothrial pattern of external surface of patella for genus Heteroscorpion. 1. Heteroscorpion raselimananai. 2. H. goodmani. 3. H. opisthacanthoides (after Vachon, 1974, in part) 4. H. magnus (after Lourenço & Goodman, 2002, in part). Distal ventral trichobothrium number and position depicted as vxx. Open circles depict orthobothriotaxy based on Vachon (1974: Fig. 106), closed circles depict hypothesized accessory trichobothria.