Fig 6. Ancestral-state reconstructions with ML optimization on the ML trees from the concatenated analyses shown in Fig 2.

(A) fang morphology, (B) dietary preference. Aparallactus 1 = A. niger; Aparallactus 2 = A. modestus; Aparallactus 3 = A. capensis, A. cf. capensis, A. guentheri, A. jacksonii, A. lunulatus, and A. werneri; Amblyodipsas 1 = A. concolor; Amblyodipsas 2 = A. dimidiata, A. polylepis, and A. unicolor; Amblyodipsas 3 = A. ventrimaculata; Amblyodipsas 4 = A. microphthalma.