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- Morrison Formation - The Morrison Formation is a distinctive sequence of Late Jurassic sedimentary rock that is found in the western United States and Canada, which has been the most fertile source of dinosaur fossils in North America. It is composed of mudstone, sandstone, siltstone and limestone and is light grey, greenish gray, ...
- Cedar Mountain Formation - The Cedar Mountain Formation is the name given to distinctive sedimentary rocks in eastern Utah that occur between the underlying Morrison Formation and overlying Naturita Formation (sometimes incorrectly called the Dakota Formation). It is composed of non-marine sediments, that is, sediments deposited in rivers, lakes and on flood plains.
- Lourinhã Formation - Lourinhã Formation is a geological formation located in West Portugal, named for the municipality of Lourinhã, from which a wide array of fossils come. The formation is Late Jurassic in age (Kimmeridgian/Tithonian), and is notable for containing a very similar fauna to that of the Morrison Formation in the USA and the ...
- Hesperosaurus - ... υρος/saurus "lizard") was an herbivorous dinosaur from the Kimmeridgian to Tithonian epochs of the Jurassic period (approximately 150 million years ago), whose fossils are found in the state of Wyoming in the United States of America. It is from an older part of the Morrison Formation, and so a little older than other Morrison Stegosaurs.
- Harpactognathus - Harpactognathus (meaning "seizing/grasping jaws") was a genus of pterosaur found in the Late Jurassic-age Morrison Formation of Albany County, Wyoming, USA. It is based on NAMAL 101, a partial skull consisting of the snout, recovered from near Bone Cabin Quarry in 1996.