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Latest Morrison Formation Stories

Jurassic Soil
2014-11-19 07:07:01

Scientists have long believed that during the Jurassic, the climate of the western United States transitioned from a fairly dry New Mexico to a wetter climate in Montana. However, a new study reveals that the climate was more complex than previously thought.

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2010-11-01 10:13:57

Staff at the Morrison Natural History Museum have again discovered infant dinosaur footprints in the foothills west of Denver, near the town of Morrison.

2008-06-24 02:25:00

By James Thalman Deseret News As news of a remarkably well-preserved cache of dinosaur bones was being heralded in media outlets around the world, the U.S. Bureau of Land Management paleontologist who had announced the find was taking a breath and urging others to do the same.

2008-06-23 06:00:13

By Brian Maffly, The Salt Lake Tribune Jun. 23--HANKSVILLE -- An ancient river, which probably dried up one season, only to swirl and surge with monsoonal violence the next, once braided through this area just southeast of what is now Utah's San Rafael Swell.

2008-06-16 21:00:00

A team of Illinois scientists looking for fossils of big dinosaurs in Utah's Morrison limestone struck pay dirt last month, opening the possibility of a major dinosaur quarry outside Hanksville.


Latest Morrison Formation Reference Libraries

45_26c5a87b2abaa3822e14362acf40b468
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 may be too sparse to hold a name. Decades have been spent on research to untangle the taxonomy left...

0_4026a1442512bd28d748f195a65d1c53
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 nearly complete skeleton of Elaphrosaurus. It did not contain the skull. Elaphrosaurus was about...

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Word of the Day
edulcoration
  • The act of sweetening by admixture of some saccharine substance.
The word 'edulcoration' comes from a Latin word meaning 'making sweet'.