Eocene

[ US /ˈiəˌsin/ ]
NOUN
  1. from 58 million to 40 million years ago; presence of modern mammals
Linguix Browser extension
Fix your writing
on millions of websites
Start Error-Free Writing Linguix pencil

How To Use Eocene In A Sentence

  • The first cycle initiated in the early Paleocene and represents a transition from Cretaceous marine turbidites and shales to subaerial fluvial sandstones and conglomerates.
  • More specifically, there are Triassic, Jurassic, Cretaceous, Eocene, and Miocene marine and Oligocene and Plio-Pleistocene nonmarine sedimentary rocks. Santa Monica Mountains (Bailey)
  • The sediments comprise silts, sand, gravel and, often lenticular, silty clay, comparable with similar sediments in the Petrockstowc basin, where the bulk of the deposits are Eocene.
  • The nominated area contains most of the key interrelated and interdependent elements in their natural relationships which provide a robust foundation for reconstructing the mosaic of paleoenvironments and palaeogeography of a southern coastal realm of the ancient Tethyan Ocean during Eocene time, enabling interpretation of how animals then lived and how they were related to each other. Wadi Al-Hitan (Whale Valley), Egypt
  • The bulk of the sediments on the outer margin are of Eocene to Oligocene age with thin units of younger sediments on top.
  • Post-Jurassic mammal-like reptile from the Palaeocene. Archive 2006-05-01
  • By the end of the Eocene, modern orders and families replaced the archaic fauna of mostly extinct groups with no living descendants.
  • The skeletal morphology of monticular zooids in H. portelli suggests that specialized male polymorphs may not have evolved by Late Eocene times.
  • Also, other microfossils such as diatoms, radiolaria, and planktonic and benthic foraminifera are useful in certain parts of the Palaeocene.
  • Some 55 million years ago, during a period called the Palaeocene-Eocene thermal maximum, the average temperature increased by 13 degrees over 10,000 years. New Bork, New York
View all
This website uses cookies to make Linguix work for you. By using this site, you agree to our cookie policy