Chlamydoselachus teeth recorded from the Takatika Grit, Chatham Islands, Southwest Pacific, are Danian in age and represent a new species of Chlamydoselachidae and the oldest Cenozoic record in the ...

“A 62-million-year-old skeleton of this quality and completeness offers novel insights into mixodectids, including a much clearer picture of their evolutionary relationships,” study co-author and Yale ...

For more than 140 years, Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly ...

The evolutionary journey from primitive plesiadapiforms to early primates during the Paleocene and Eocene epochs represents a critical chapter in mammalian history. Fossil records from these periods ...

The San Agustine and San Francisco de Paula sections constitute two complementary, albeit incomplete, records of late Paleocene-early Eocene history of western Cuba (Bahia Honda tectonic unit). The ...

After the asteroid impact at the end of the Cretaceous period that triggered the dinosaurs' extinction and ushered in the Paleocene, leaf-mining insects in the western United States completely ...