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Hadrosauridae is divided into two principal subfamilies: the lambeosaurines (Lambeosaurinae), which had hollow cranial crests or tubes; and the saurolophines (Saurolophinae), identified as hadrosaurines (Hadrosaurinae) in most pre-2010 works, which lacked hollow cranial crests (solid crests were present in some forms). Saurolophines tended to ...
Hadrosauroidea is a clade or superfamily of ornithischian dinosaurs that includes the "duck-billed" dinosaurs, or Hadrosauridae, and all dinosaurs more closely related to them than to Iguanodon. Their remains have been recovered in Asia, Europe, Africa and the Americas.
Benjamin Waterhouse Hawkins' mounted Hadrosaurus, the first mounted dinosaur skeleton in the world Photograph of the site where the fossils were found (2010). In 1838, John Estaugh Hopkins was digging in a marl pit (on a small tributary of the Cooper River in Haddonfield, New Jersey, and part of the Campanian-age Woodbury Formation) when he uncovered large bones.
Protohadros (meaning "first hadrosaur") is a genus of herbivorous ornithischian dinosaur from the Late Cretaceous (Cenomanian stage).. Gary Byrd, a part-time palaeontologist, discovered some remains of this euornithopod (ribs and an ungual) during early 1994 at Flower Mound, Denton County, north-central Texas.
Saurolophus (/ s ɔː ˈ r ɒ l ə f ə s /; meaning "lizard crest") is a genus of large hadrosaurid dinosaur from the Late Cretaceous period of Asia and North America, that lived in what is now the Horseshoe Canyon and Nemegt formations about 70 million to 66 million years ago.
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Marilyn Monroe is iconic for her blonde curls, red lips, and perfect beauty mark, but the star was shockingly unrecognizable at the time of her death. According to the two morticians, who prepared ...
The Edmontosaurus mummy SMF R 4036 is an exceptionally well-preserved dinosaur fossil in the collection of the Naturmuseum Senckenberg (SM) in Frankfurt am Main, Germany.. Found in 1910 in Wyoming, United States, it is ascribed to the species Edmontosaurus annectens (originally Trachodon), a member of the Hadrosauridae ("duckbilled dinos