Best Paleocene
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Titanoboa cerrejonensis is an extinct giant snake known from Paleocene fossils found in the Cerrejon Formation of northeastern Colombia. Described in 2009 from vertebrae and other remains, it lived in a warm tropical wetland ecosystem several million years after the end-Cretaceous extinction. Body-s...
Thomas E. Williamson is an American paleontologist known for research on Paleocene mammals and vertebrate faunas of New Mexico's San Juan Basin.
Ah-Shi-Sle-Pah Wilderness is a 6,565-acre BLM wilderness in San Juan County, New Mexico, adjacent to the Bisti Badlands and containing significant Late Cretaceous fossil beds including dinosaur and turtle remains.
Eroded badland terrain in the San Juan Basin of New Mexico, underlain by Cretaceous and Paleogene rock yielding significant dinosaur and mammal fossils.
Kumimanu fordycei is an extinct species of giant penguin that lived during the Paleocene epoch in what is now New Zealand. Described in 2023 from fossilized remains, it is estimated to have weighed around 150 kilograms, making it one of the heaviest penguin species known to science. The discovery pr...
An extinct early penguin from the Paleocene of New Zealand, dating to roughly 61 million years ago, making Waimanu one of the oldest known penguin genera.
Paleocene giant penguin from New Zealand described in 2017, estimated at ~100 kg and one of the largest penguin species discovered at that time.
Late Paleocene giant penguin described in 2019 from Waipara, New Zealand, estimated at roughly 1.6 m tall and among the oldest large penguins on record.
Late Paleocene giant penguin (~61–56 mya) from Seymour Island, Antarctica, among the earliest and largest penguin fossils recovered from that continent.
An extinct Paleocene penguin from New Zealand, described by Mayr et al. in 2017, representing an evolutionary stage intermediate between Waimanu and later penguin lineages.
