The mussurana or musurana (Portuguese muçurana) are six species of oviparous colubrid snakes belonging to the genus Clelia. They are distributed from Guatemala to Brazil. They specialize in ophiophagy, i.e., they attack and eat other snakes. They have other popular names in various countries, such as zopilota in Central America and cribo on some Caribbean islands (though they are not related to Drymarchon). The species of mussurana are Clelia clelia (Daudin) (also called Pseudoboa clelia Serié 1921, Pseudoboa occipitolutea Serié 1936, Boiruna maculata Leynaud & Bucher 1999, Clelia occipitolutea Peters & Orejas-Miranda 1970, Oxyrhopus cloelia Boulenger 1886, Brachyruton cloelia Duméril Bibron & Duméril 1854, Clelia daudinii Fitzinger 1826, Coluber clelia Daudin 1803 and distributed mostly i