Miocene turtles from the northernmost tip of South America; giant tortoises, chelids, and podocnemidids from Castilletes Formation, Colombia

ere we describe the northernmost South American record of fossil turtles from the late early Miocene to early middle Miocene of the Castilletes Formation, on the Alta Guajira Peninsula, Cocinetas basin, Colombia. Turtles in the lower segment of the Castilletes Formation (c. 16.33 Ma) are pleurodires...