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†Indiana – tentative report †Iocrinus †Irvingella †Isodectes; Fossil of the Middle-Late Ordovician giant trilobite Isotelus. †Isotelus †Isotelus gigas †Kiaeropterus †Kingstonia †Kladognathus †Kootenia †Kutorgina †Lancastria †Langlieria †L. radiatus – type locality for species †L. smalingi – type locality for ...
By the late 1800s Pennsylvania was the site of formal scientific investigation of fossils. Around this time Hadrosaurus foulkii of neighboring New Jersey became the first mounted dinosaur skeleton exhibit at the Academy of Natural Sciences in Philadelphia. The Devonian trilobite Phacops rana is the Pennsylvania state fossil.
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 Valley State Park [Note 2] Glen Rose Formation: Cretaceous (Aptian-Albian) North America: US: Texas: Dinosaur footprints Gray Fossil Site: Miocene: North America: US: Tennessee: Mammals Fossil Butte National Monument [Note 3] Green River Formation: Eocene: North America: US: Utah, Colorado, and Wyoming: Fishes [Note 1] Schreiber ...
The fossilized footprints were made public in 2021 and date back between 21,000 and 23,000 years, according to new research that builds upon past evidence. - National Park Service
The 61 dated prints, which were discovered in the Tularosa Basin, near the edge of an ancient lake in White Sands National Park, were made at a time when many scientists think that massive ice ...
The Allosaurus is now on display at the museum's R.B. Annis Mission Jurassic Paleo Lab, where a team is studying the fossil and clearing the matrix of rock around it. The legs are shown in a case ...
Fosillised Footprints, Pontdrift, Soutpansberg District These fossilised reptile footprints occur in sandstone where there was a dune in earlier times which was later covered by basalt flows. The animals of tile vicinity presumably fled to the dune where a large number of fossilised prints of various animals a Type of site: Trace fossils.