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Merosaurus Reference Libraries

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Scelidosaurus
2012-01-11 13:02:58

Scelidosaurus, meaning “limb lizard,” is a genus of herbivorous dinosaur from the Hettangian and Sinemurian stages of the Early Jurassic Period (208 to 194 million years ago). Its fossils have been discovered in both England and the United States -- in Arizona. Scelidosaurus has been called the earliest complete dinosaur known. The type specimen was discovered by James Harrison of...

Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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