Velociraptors: A new discovery
By: Joyce Ann Mallare - 541627
There were big dinosaurs and there were small dinosaurs. There were the meat-eating and plant-eating dinosaurs. There were the slow and fast dinosaurs. There was the dinosaur that combines small, fast, meat-eating and vicious characteristics. They were the velociraptors. Velociraptors pronounced as vuh-LOSS-ih-raptors came from...
What is paleobotany?
By: Amanda Mittra
Palaeobotany is the study of plant remains of the distant past. It exists in the form of 'fossils' which are the vestigial remnants of plants that indicate the evolution of the present day plants. Plants that lived millions of years ago and became embedded in...
Facts about the extinct Meganeuropsis permiana
By: Mac Pike
When enormous dragonflies ruled the sky: Life was never easy for small amphibians or average sized flying insects during the late Carboniferous and early Permian periods of the Paleozoic Era. As though the day to day requirement to feed and reproduce were not enough to...
Characteristics of the Saurischia order of dinosaurs
By: Jillian Jacobs
Of the two orders that divide Dinosauria, Saurischia claims the largest land animals, the fiercest carnivores, the oldest known dinosaurs, and the ancestral lineage of the birds. The Order Saurischia was established by Harry G. Seeley in lectures presented in 1887 but was not officially...
Velociraptors: A new discovery
By: Jillian Jacobs
In 1923, the crushed skull and sickle-shaped second toe of a small, turkey-sized dinosaur was found in the Late Cretaceous sandstones of the Djadokhta Formation in the Gobi Desert of Mongolia. Henry Fairfield Osborn, president of the American Museum of Natural History and leader of...
Differences between the Saurischia and Ornithischia orders of dinosaurs
By: Jillian Jacobs
The Saurischia order of dinosaurs is one of two broad groups of dinosaurs, Saurischia and Ornithischia. The Order Saurischia is characterized mainly by the pelvic structure of these dinosaurs, and includes such animals as Tyranasaurus rex, Allosaurus, and Diplodocus. In 1888, Harry G. Seeley published...
Facts about the extinct Postosuchus
By: Mac Pike
Postosuchus, terror of the late Triassic Long before Tyrannosaurus rex, before Giganotosaurus, before the Allosaurs and the rest of the familiar theropod carnivores dominated their respective patches of Jurassic and Cretaceous time and turf, a killer stalked the plains of what is now Arizona. The...
Extinct mega-predators: Postosuchus
By: Mac Pike
Not exactly what the little guy anticipated: A warm misty morning in what will many millions of years in the future become the State of Arizona. A small – less than 6 feet total length, much of that tail – early dinosaur known to science...
Types of dinosaur trace fossils
By: Jillian Jacobs
The first thing that comes to mind when fossils are mentioned are the complete skeletons of dinosaurs that adorn the natural history museums of the world. However, dinosaur trace fossils embody an important record of behavior and distribution that augments the information gleaned from the...
By: Leigh Hansen
The Characteristics of the Sauriscia order of Dinosaurs The characteristics of the Saurischia order of dinosaurs are mainly the pelvis, but also some other features. The saurischians have a lizard-like pelvis, which is different than ornithischians' bird pelvis. Saurischians have many kinds of dinosaurs, including...

 

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