Cretaceous


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Synonyms for Cretaceous

from 135 million to 63 million years ago

References in periodicals archive ?
The new species of dinosaur was discovered in Bayshin Tsav region of the Gobi Desert in Mongolia from rocks dating to the early part of the Late Cretaceous. Anatomical analysis revealed that this species does not quite fit into the family Hadrosauridae.
Lead researcher Alessandro Chiarenza, a PhD student in the Department of Earth Science and Engineering at Imperial, said: "Dinosaurs were likely not doomed to extinction until the end of the Cretaceous, when the asteroid hit, declaring the end of their reign and leaving the planet to animals like mammals, lizards and a minor group of surviving dinosaurs: birds.
The Cretaceous Period is characterized by many short ranging foraminiferal species, which allows for high resolution biozonation.
On the contrary, lamniformes, which used to be more dominant during the Cretaceous, are smaller in number.
Based on the wireline log results and drilling data, hydrocarbon bearing zones were identified in Goru formations of Cretaceous age.
The objective therefore was extended to include a resampling and analysis of the section and establishing an approximate boundary between the last Cretaceous stratum and the first Paleocene stratum and so the K/Pg boundary at this outcrop.
"Love in the Cretaceous turns everything you learned from Jurassic Park on its head.
In the early 1980s it was established that lower Fms of the Cretaceous were part of Rumaila.
In February 2016, USGS (US Geological Survey) released a report titled "Upper Cretaceous and Lower Jurassic Strata in Shallow Cores on the Chukchi Shelf, Arctic Alaska."
The braincase sheds light on a long-standing mystery: how tyrannosaurs evolved from an "average Joe" horse-sized predator some 100 million years ago in the early Cretaceous to the huge apex predators they became 80 million years ago in the late Cretaceous.
A complete skeleton of one of the animals dating back 125 million years to the Cretaceous period was unearthed from a site near Cuenca, central Spain.
The articles are focused on the second half of the Mesozoic: four in the Middle-Late Jurassic or the Jurassic-Cretaceous interval, four in the Early Cretaceous and four in the latest Cretaceous.