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Microraptor Reference Libraries

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Microraptor
2012-03-21 23:43:50

Microraptor, meaning “small thief,” is a genus of dromaeosaurid dinosaur from the Early Cretaceous Period (120 million years ago). This small, four-winged animal was first discovered in the Jiufotang Formation in Liaoning, China, with more than two dozen specimens unearthed. There are two known species of Microraptor. The type species, M. zhaoianus, has been hotly debated for years. It...

Sinornithosaurus
2011-12-20 19:53:45

Sinornithosaurus, meaning “Chinese bird-lizard,” is a genus of feathered dromaeosaurid dinosaur from the early Aptian age of the Early Cretaceous Period (120 - 125 million years ago). It lived in what is now China and was the fifth non-avian feathered dinosaur discovered by 1999. It was discovered in the Jianshangou beds of the Yixian Formation, from the Sihetun locality of western...

Tianyuraptor
2011-04-11 17:00:22

Tianyuraptor, meaning "Tianyu thief," is a genus of dromaeosaurid dinosaur from the Barremian and Aptian stages of the Early Cretaceous Period (129 to 122 million years ago). It was discovered in western Liaoning, China in the Dawangzhangzi Bed of the Yixian Formation. While similar to other dromaeosaurids that have been discovered in Liaoning, it is somewhat more primitive. The type specimen,...

Utahraptor
2011-02-25 17:03:51

Utahraptor, meaning "Utah's predator," is a genus of theropod dinosaur from the upper Barremian stage of the early Cretaceous Period (approximately 126 million years ago). Utahraptor was discovered by James Kirkland, Robert Gaston, and Donald Burge in 1991 in Grand County, Utah, within the Yellow Cat and Poison Strip region of the Cedar Mountain Formation. The type specimen, and only known...

Word of the Day
barratry
  • The offense of persistently instigating lawsuits, typically groundless ones.
  • An unlawful breach of duty on the part of a ship's master or crew resulting in injury to the ship's owner.
  • Sale or purchase of positions in church or state.
This word ultimately comes from the Old French word 'barater,' to cheat.
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