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Lexie Crooks
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∙ 9y agoTrilobites are a fossil group of marine arthropods. Trilobites are now extinct, but are one of the first-known types of arthropods.
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∙ 11y agoAt the end of the Permian period, or about 250 million years ago.
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∙ 9y agoTrillobite is a type of an extinct marine arthropod that lived in large numbers during the Paleozoic era and its fossils are very common today.
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∙ 9y agoThe Trilobites ended in 1992.
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When was The Trilobites created?
The Trilobites was created in 1984.
Did humans descend from trilobites?
Yes they did.
Are there trilobites in Aruba's volcanic rock?
No. There are two reasons for this.You generally do not find fossils in volcanic rock.Aruba formed after trilobites went extinct.
Why can trilobites be used as index fossils?
Trilobites: The Index Fossil There are many thousands of known species of trilobite fossils found worldwide. Trilobites are considered to be good index fossils because they evolved so rapidly, and this allows geologists the ability to date the rocks in which the trilobites are found. The discovery of trilobites is second only to the discovery of dinosaurs, and new species of trilobites are still being discovered today.
Time when trilobites and fish arrived?
the Mesoic period
Why did trilobites become extinct?
The trilobites went extinct during the mass extinction at the end of the Permian period.
When was The Trilobites created?
The Trilobites was created in 1984.
Were trilobites alive in the permian period?
Yes, trilobites were still present in the Permian, but at much lower numbers and diversity. Only the Order Proetida remained. The Permian ended with a mass extinction, and among the many groups which went extinct at the end of the Permian were the last trilobites. See Related Links below.
Did trilobites bite?
Trilobites did not have jaws, therefore they could not bite.
Are Trilobites land animals or water animals?
Trilobites are extinct but they were marine animals.
What is an extinct group of marine arthropods?
Trilobites, and eurypterids (giant marine scorpions). Ammonites are not arthropods but molluscs.
How do trilobites reproduce?
Scientists believe that trilobites reproduced sexually. These prehistoric and extinct creatures were a type of arthropod that probably laid eggs. Trilobites lived about 250 million years ago.
Where do trilobites live?
Where DID trilobites live? In the ocean, between 530 million and 250 million years ago.
When did the trilobites first live?
The first trilobites lived in the Cambrian then lived all the way through the permian
When did trilobites become extinct?
Trilobites became extinct about 250 million years ago, in the Mesozoic Era.
Trilobites are an example of what?
arthropods
What did the anomalocaris eat?
Trilobites
