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One of the first major fossil finds of the 20th century in Pennsylvania was the 1902 discovery of dinosaur tracks at a fisher's Quarry near Graterford in Montgomery County. [23] Another prominent early 1900s discovery was a lower jaw from the amphibian Calamops was discovered in the Late Triassic Stockton Formation at Holicong .
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
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 ...
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.
The fossil skull of the new species, dubbed Oculudentavis, ... The smallest dinosaur ever found was a weird, primitive bird, researchers say. Tom Metcalfe. March 13, 2020 at 10:07 AM.
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.
A new species of dinosaur has been identified more than a decade after a large number of ancient skeletons were found in Spain -- and researchers expect more species to be discovered. The ...
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 ...