Pelamis platurus Cacaluta, Huatulco Oax.
Large adult in residential yard under flower pot. Imaged only. GTS 1279.
Elapidae (Greek ἔλλοψ éllops, "sea-fish") is a family of venomous snakes found in tropical and subtropical regions around the world, terrestrially in Asia, Australia, Africa, North America, and South America, and aquatically in the Pacific and Indian Oceans.