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One of the earliest notable events in Pennsylvania paleontology was the October 5th, 1787 presentation by Caspar Wistar and Timothy Matlack of a probable dinosaur metatarsal discovered in Late Cretaceous rocks near Woodbury Creek in New Jersey as "'a large thigh bone'" to the American Philosophical Society in Philadelphia. [19]
Fossil (right) of the Early Jurassic dinosaur footprint ichnogenus Anomoepus †Anomoepus †Anomoepus gracillimus †Apatopus †Atreipus †Atreipus milfordensis †Batrachopus †Batrachopus gracilis †Belodon †Belodon priscus †Brachychirotherium †Brontozoum †Brontozoum sillimanium †Calamops – type locality for genus
This list of the Paleozoic life of Pennsylvania contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Pennsylvania and are between 538.8 and 252.17 million years of age.
Dinosaur skull found in New Mexico is a cousin of T. rex — and even bigger, experts say. Dig at ancient cemetery reveals colorful masks and artifacts. See the finds from Egypt.
Fossilized skull of the Eocene tapir-like mammal Homogalax †Homogalax – or unidentified related form; Hydrobia †Hydrobia truncata; Hydroides; Hyla †Hyla crucifer – or unidentified comparable form; Hylocichla †Hyopsodus – or unidentified comparable form †Hyposaurus – or unidentified comparable form †Icterus – or ...
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During the Ice Age, Virginia was home to mastodons. During the late 18th century, Thomas Jefferson directed his scholarly attention to local fossils. Dinosaur tracks were discovered at Oak Hill in the 1920s. The scallop Chesapecten jeffersonius is the Virginia state fossil.
The dinosaur lived 150 million years ago in the late Jurassic period, making it millions of years older than the terrifying Tyrannosaurus rex that roamed the Earth some 66 million to 68 million ...