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Dinosaur tracks dating back to the Late Triassic were discovered near the Gettysburg battle sites in 1933. [27] Bradford Willard of the Pennsylvania Topographic and Geologic Survey discovered a dinosaur footprint in 1934 near New Cumberland while Route 111 was being widened.
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 ...
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.
The critter’s robust skull had additional bones and elements that have likely disappeared with evolution, and its elongated snout paired with a short region of the skull behind the eyes was ...
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.
The fossil skull of the new species, dubbed Oculudentavis, meaning "eye tooth bird," is just over half an inch long. The smallest dinosaur ever found was a weird, primitive bird, researchers say ...
Dinosaurs roamed the area, leaving behind both bones and footprints. Many fishes from local lakes were preserved during the Jurassic. Virginia was covered by seawater again during the Cretaceous, when belemnites and corals inhabited the state. Sea levels rose and fell during the Cenozoic.