List of fossiliferous stratigraphic units in Colombia

Several stratigraphic units in Colombia have provided fossils. The richest formations are the Devonian Cuche and Floresta Formations, the Cretaceous Paja Formation, the Paleocene Cerrejón Formation and the Miocene La Venta site. The latter is the richest Konzentrat-Lagerstätte in northern South America and comprises the formations of the Honda Group.
Fossiliferous stratigraphic units.
"Formations are ordered according to their youngest age"
Proposed reclassification of South American gomphotheres.
Some authors, Lucas, Mothé, Avilla et al., propose a reclassification of the South American gomphotheres as follows: