0
What else can I help you with?
What is the 1st period in the Paleozoic Era?
The first period in the Paleozoic Era was the Cambrian.
When did the trilobites first live?
The first trilobites lived in the Cambrian then lived all the way through the permian
What was the era where life exploded for the first time?
The Cambrian Explosion, around 542 million years ago.
What are the three periods of English?
*zero period *first period *second period
Where did jeans first appear?
On peoples legs.
When did large numbers of fossils first appear in the geologic record?
Large numbers of fossils begin to appear around 530 million years ago. It is called the Cambrian Explosion, because it occurred in the Cambrian period. The Cambrian period was the first part of the Paleozoic era.
When did the first flowers appear?
In the Cretaceous period.
When did first trilobbites appear on Earth?
About 526 million years ago during the early Cambrian period.
What period contains the first fossils of land plants?
Cambrian period
When did presumed animal fossils first appear?
The presumed animal fossils first appeared during the Archaean Cambrian period. There is no clear indication why they appeared this late into history.
During what period did the first vertebrates appear?
The first vertebrates evolved during the Cambrian Explosion about 525 million years ago. The Cambrian Explosion, obviously, occurred during the Cambrian period. The Cambrian period was part of the Paleozoic era.
What is the 1st period in the Paleozoic Era?
The first period in the Paleozoic Era was the Cambrian.
What era did first life appear?
Pre-Cambrian. It's when bacteria first came about.
What animals went extinct during Cambrian Period?
There is limited evidence of animal extinctions during the Cambrian Period, but some organisms failed to evolve and adapt to changing environmental conditions. It is believed that certain early Cambrian species became extinct due to factors such as competition, predation, and environmental shifts. Examples include trilobites and some primitive arthropods that did not survive past the Cambrian Period.
When in the devonian period were fish developed?
Fish first appeared in the Cambrian period, long before the Devonian.
Which type of organism appeared for the first time during the Cambrian period?
Trilobites
When did shells first appear?
Shells first appeared around 540 million years ago during the Cambrian period. These early shells were likely made of calcium carbonate and provided protection to early marine organisms.
