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Palaeogene

British  
/ ˈpælɪəˌdʒiːn /

adjective

  1. of or formed in the Palaeocene, Eocene, and Oligocene epochs

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the Palaeogene period or system

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Such rocks contain traces that geoscientists use to mark the change from the Cretaceous period to the Palaeogene period in Earth’s history.

From Scientific American

The tree with the shorter timeline suggested that mammals began to occupy a daytime niche after the reign of non-avian dinosaurs was ended by the Cretaceous/Palaeogene extinction, triggered when an asteroid struck the Yucatán penninsula in what is now Mexico, around 66 million years ago.

From Nature

The Cretaceous/Palaeogene extinction “was the best thing that happened for mammals”, Kirk says.

From Nature

In some books, too, you will find the tertiary and quaternary taken out and replaced by periods of different lengths called the Palaeogene and Neogene.

From Literature

In addition, as observed for many other plant lineages, this orchid-specific WGD might be associated with the Cretaceous/Palaeogene boundary15.

From Nature