Cretaceous - Wikipedia
The Cretaceous (IPA: / krɪˈteɪʃəs / krih-TAY-shəss) [2] is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the ninth and longest geological period of …
Cretaceous Period | Definition, Climate, Dinosaurs, & Map
6 days ago · Cretaceous Period, in geologic time, the last of the three periods of the Mesozoic Era. It began 145 million years ago and ended 66 million years ago and featured the extinction of the dinosaurs at the end of the period.
Late Cretaceous - Wikipedia
The Late Cretaceous (100.5–66 Ma) is the younger of two epochs into which the Cretaceous Period is divided in the geologic time scale. Rock strata from this epoch form the Upper Cretaceous Series.The Cretaceous is named after creta, the Latin word for the white limestone known as chalk.The chalk of northern France and the white cliffs of south-eastern England …
What was the Cretaceous Period like? - Natural History Museum
The Cretaceous is a geological period that began 145 million years ago and ended 66 million years ago. It is the last period in the Mesozoic Era. It comes after the Jurassic Period and before the Paleogene - the first period of the Cenozoic Era, our current era.
Timeline of the evolution of life on Earth | New Scientist
Jul 14, 2009 · 70 million years ago. Grasses evolve – though it will be several million years before the vast open grasslands appear. 66 million years ago
Cretaceous–Paleogene extinction event - Wikipedia
The Cretaceous–Paleogene (K–Pg) extinction event, [ a ] also known as the K–T extinction, [ b ] was the mass extinction of three-quarters of the plant and animal species on Earth [ 2 ][ 3 ] approximately 66 million years ago. The event caused the extinction of all non-avian dinosaurs.
Cretaceous period: Animals, plants and extinction event
Jul 26, 2022 · Scientists generally place "the oldest uncontested" angiosperm fossils at about 125 million to 130 million years ago, in the early Cretaceous, according to the Brooklyn Botanic Garden.
Titanosaur skeleton discovered in France is 70 million years old - CNN
Mar 7, 2024 · Researchers estimated the age of the newly discovered fossil to be around 70 to 72 million years old, but Titanosaurs roamed around on four legs from the Late Jurassic Epoch to the end of the...
The Cretaceous Period (146-65 million years ago) - Australian …
The Cretaceous Period (146-65 million years ago) In the early Cretaceous, many of the southern continents were still joined together as part of the southern landmass called Gondwana. Northern continents formed the great landmass Laurasia.
Ankylosaurus | Size, Diet, & Facts | Britannica - Encyclopedia Britannica
Oct 4, 2024 · Ankylosaurus, (genus Ankylosaurus), armoured ornithischian dinosaurs that lived 70 million to 66 million years ago in North America during the Late Cretaceous Period. Ankylosaurus is a genus belonging to a larger group (infraorder Ankylosauria) of related four-legged heavily armoured herbivorous.