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Morrison Formation Reference Libraries

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Othnielosaurus
2010-02-16 15:35:57

Othnielosaurus is a genus of ornithiscian dinosaur from the Late Jurassic Period (155 to 148 million years ago). It lived in what is now the western United States. It was formerly assigned to the genus Laosaurus. It is now named in honor of famed paleontologist Othniel Charles Marsh. This genus was coined to contain the fossils formerly included in Othnielia, which is based on remains that...

Elaphrosaurus
2009-07-28 13:48:34

Elaphrosaurus or "lightweight lizard" is a genus of carnivorous dinosaur from the Late Jurassic Period. It lived in what is now the Kimmeridgian state of Tanzania. Its skeleton was found in the Tendaguru Beds of Tanzania. A related animal was found in the Morrison Formation of the western United States. Most fossils of theropods found have only been fragments, until the discovery of a single...

Word of the Day
toccata
  • In music, a work for a keyboard-instrument, like the pianoforte or organ, originally intended to utilize and display varieties of touch: but the term has been extended so as to include many irregular works, similar to the prelude, the fantasia, and the improvisation.
This word is Italian in origin, coming from the feminine past participle of 'toccare,' to touch.
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