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What is the silaurian period?
The Paleozoic Era.
What is the k-t mass extinction and when did it occur?
It occurred between the Cretaceous period at the end of the Mesozoic era and the Tertiary period at the beginning of the Cenozoic era. It's mostly known for wiping out the dinosaurs. Any species that weighed over 100 kg vanished (60-80% of all species).
Carboniferous period was subdivided into what two periods?
Mesozoic era and Cenozoic Era
Paleontologists believe that vertebrates first appeared in earth's history in what time peirod or era?
No, Technically cordata were introduced in the late Camrian period in the form of small fish.. But The Devonian period is when the first large sharks and fish began to apear, I also believe that amphibians were on land in the mid-late devonian, and were abundant in the Carboniferous.
What period do we live in now?
Geologically speaking, we are in the Quaternary Period.
Jurassic is the period of what era?
It really wasn't an era. An Era was a much longer period of time. It was called the "Jurassic Period".
What was the period known for reconstruction?
The Reconstruction Era. You're welcome.
What period in the paleozoic era was the age of fishes?
The Devonian is known as the Age of Fishes.
The period between 1820 and 1850 in US history is known as?
the era of reform
William Shakespeare wrote during a period known as what?
Elizabethan era
What was the Renaissance period known as?
it was generally known as the rebirth & reconsrcution era. renaissance means rebirth , what was being reborn was the classicial era.
What era had 95 percent of species die out?
The worst known mass extinction in Earth's history was the Permian-Triassic Extinction Event at the end of the Permian period. The Permian period was the last period of the Paleozoic Era.
What was the period called before the Civil War?
From the founding of the nation to the Civil War, that era in America was known as the antebellum period.
What period were carbons formed in the Earth?
Hydrocarbons and coal were formed in what is known as the carboniferous era.
The middle paleozoic era is known as?
The middle Paleozoic era is known as the Devonian period. The period ended with the death of many species of vertebrate life. During this time, many life forms transitioned from living in the water to living on land.
Which era is known as the 'Golden Age of Reptiles' due to the dominance of dinosaurs over all possible habitats on earth?
The Jurassic Period was the era known as the Golden Age of Reptiles.
Which era saw the emergence of dinosaurs?
The Mesozoic Era saw the emergence of the dinosaurs, more specifically, the Cretaceous Period. From 252 million years ago to about 66 million years ago, the era was known as the age of reptiles.
