A Mosasaur. Contradictions in celebrated 'Sea Monster' skull point to possible fossil ... Mosasaurs were large marine lizards and one of the ocean's top predators during the Cretaceous period ...

A new study raised serious concerns about the authenticity of the mosasaur species Xenodens calminechari, originally described in 2021 based on fossils unearthed in a Moroccan phosphate mine.

The same goes for anybody who went for a plesiosaur: they weren't dinosaurs, and neither were their flying pals. “You may ...

Hundreds of vendors from dozens of countries converged in Tucson, Arizona, for the annual Gem and Mineral Show, where the ...

In 1924 an Australian anthropologist and anatomist, Raymond Dart, acquired a block of calcified sediment from a limestone ...

A near complete skull fossil found in Antarctica has revealed the oldest known modern bird — a mallard duck-size creature related to the waterfowl that live by lakes and oceans today ...

The fossil, a nearly complete, 69-million-year-old skull, belongs to an extinct bird named Vegavis iaai, and was collected during a 2011 expedition by the Antarctic Peninsula Paleontology Project.

including marine reptiles such as long-necked plesiosaurs and strong-jawed mosasaurs as well as large nautilus-like ammonites. As preserved, the skull measures about 3 inches (7.6 cm) long ...

including marine reptiles such as long-necked plesiosaurs and strong-jawed mosasaurs as well as large nautilus-like ammonites. As preserved, the skull measures about 3 inches (7.6 cm) long ...

2024 Mosasaurs were large marine lizards and one of the oceans’ top predators during the Cretaceous period (145.5 million to 66 million years ago), with some individuals reaching up to 56 feet ...