Every other known mosasaur fossil has one tooth per tooth socket. X. calminechari has two teeth per socket. This odd fact, combined with the jaw's discovery in a region known for producing fossil ...

An expanding geographic range for these close Neandertal relatives leaves Denisovans' evolutionary status uncertain.

Fossil hunter Alan Detrich, Overbrook, is pictured with a 17-foot Mosasaur, he discovered several years ago in Gove County, Kansas. Detrich, who has uncovered various dinosaur fossils says it took ...

Weiner and Oakley now undertook new chemical analyses, including an improved fluorine test, and found that the jaw and teeth were not the same age as the skull and were not even fossils ...

KAINAN, Wakayama Prefecture--A mosasaur fossil found in the mountains in the prefecture almost two decades ago has been determined to be a new genus and species that lived more than 70 million ...

Anewly discovered mammal fossil may give clues to how bones in the middle ear evolved from jaw bones, according to a study published in Science yesterday (December 5). The malleus, incus, and ...

Take a dive into the Monstrous Seas exhibit to learn more about the Mosasaurs which has two sets of jaws and swam right where the museum stands today. The Edelman Fossil Park and Museum opens to ...

MIZUNAMI, Gifu Prefecture--Fossils uncovered here are thought to offer a key to resolving how seals and walruses went their separate ways in evolution. A lower jaw fossil of a pinniped was found ...