Dipsadids, elapids and viperids from north coast of Bahia: A Erythrolamprus miliaris merremi B Erythrolamprus poeilogyrus schotti (juvenile with a E. p. poecilogyrus-like pattern) C Erythrolamprus poecilogyrus schotti (adult) D Erythrolamprus reginae semilineatus, E Erythrolamprus taeniogaster F Erythrolamprus viridis viridis G Xenodon merremii H Xenodon rhabdocephalus rhabdocephalus I Micrurus corallinus J Micrurus ibiboboca K Bothrops erythromelas L Bothrops leucurus M Bothrops lutzi N Crotalus durissus cascavella O Lachesis muta rhombeata (Photos F, G, K by M.L.O. Travassos; O by W. Pessoa).