![]() The paleogeography of the Late Paleocene was a sheltered paralic (coastal) swamp area, sheltered by the emerging later Guajira hills in the west and the slowly rising present-day Serranía del Perijá in the east, with an open connection to the proto-Caribbean in the north. It shared its ecosystem with large Crocodylomorpha and large turtles. Titanoboa inhabited the first recorded tropical forest in South America. The snake was discovered on an expedition by a team of international scientists led by Jonathan Bloch, a University of Florida vertebrate paleontologist, and Carlos Jaramillo, a paleobotanist from the Smithsonian Tropical Research Institute in Panama. Before this discovery, few fossils of Paleocene-epoch vertebrates had been found in ancient tropical environments of South America. cerrejonensis were found in the Cerrejón Formation of the coal mines of Cerrejón in La Guajira, Colombia. In 2009, the fossils of 28 individuals of T. Main articles: Cerrejón Formation and Cerrejón
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