FIGURE 2 in A new species of harlequin frog (Bufonidae: Atelopus) with an unusual behavior from Andes of Colombia

FIGURE 2. Lateral (left) and dorsal (right) aspects of the head of Atelopus nocturnus sp. nov. (MHUA 5280, holotype). Scale bar = 5 mm. Drawings by M. Rivera-Correa.