Paleozoic era


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Related to Paleozoic era: Cambrian period, Precambrian era

Paleozoic era

The first part of the Phanerozoic eon, 509 to 248 million years ago.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Paleozoic era - from 544 million to about 230 million years agoPaleozoic era - from 544 million to about 230 million years ago
Permian, Permian period - from 280 million to 230 million years ago; reptiles
Carboniferous, Carboniferous period - from 345 million to 280 million years ago
Age of Fishes, Devonian, Devonian period - from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites
Silurian, Silurian period - from 425 million to 405 million years ago; first air-breathing animals
Ordovician, Ordovician period - from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds
Cambrian, Cambrian period - from 544 million to about 500 million years ago; marine invertebrates
References in periodicals archive ?
The trilobite existed during the Paleozoic era, 540-250 million years ago.
On Saturday, July 22, the Discovery Site Guided Hike will take visitors to the original major deposit of Paleozoic Era fossilized trackwaysfootprints of numerous amphibians, reptiles, insects, and plants,dating back 280 million years.
This guide illustrates preserved Ordovician trilobites from the Paleozoic Era found in Southern Ontario, Canada, as well as neighboring Quebec and New York, including the Ordovician Konservat-Lagerstatten of Beecher's Trilobite Bed and the Walcott-Rust Quarry.
The exceptions to the wait-and-see approach mentioned above are the new messaging apps that compete with the likes of Facebook, Twitter and the other platforms people used in the Paleozoic era of social media.
The Chhidru Formation, Western Salt Range, Pakistan represents not only the termination of late Permian period, but also the end of Paleozoic era.
My own commencement -- back in the Paleozoic Era -- was addressed by Norman Vincent Peale, famed at the time for his series of books with "power'' in their titles, such as "The Power of Positive Thinking.
These photographs come from Alison Carey's series Organic Remains of a Former World, representing ancient marine environments from each Paleozoic era.
When the team mapped the animals on an evolutionary tree, they found that four of the groups showed a tremendous increase in size during the Permian Period, at the end of the Paleozoic Era.
What New York does have are plenty of fossils from the Early Paleozoic era (from the Cambrian through the Devonian periods, 550 to 350 million years ago)--way before the dinosaurs.
New research on Acanthodes bronni, a fish from the Paleozoic era, sheds light on the evolution of the earliest jawed vertebrates and offers a new glimpse of the last common ancestor before the split between the earliest sharks and the first bony fishes - the lineage that would eventually include human beings.
He even reached back into the Paleozoic Era, which were the formative years of the Appalachians and the mountains of Tasmania.