FIGURE 44 in Illustrated Key to the Snakes of the Philippines

FIGURE 44. Lateral view of head of (A) Ramphotyphlops marxi (FMNH 96520; a redrafting by EH of original image in Wallach et al. 1993), (B) Ramphotyphlops suluensis (PBS 2001; a redrafting by EH of original image in Taylor 1918). Ocular scale (green), third supralabial scale (purplish-gray). Fig. A reproduced and modified with permission of V. Wallach and Journal of Herpetology.