FIGURE 35 in Illustrated Key to the Snakes of the Philippines

FIGURE 35. Rostral scale fragmented into four or five scales in Hydrophis anomalus (specimen number unknown; a redrafting by EH of original image in Rasmussen et al. 2011). Rostral scale (reddish brown). Fig. 35, modified original line drawing reproduced with permission of A. Rasmussen and Zootaxa and Magnolia Press.