- Cambrian - Wikipedia
The Cambrian ( ˈkæmbri ən, ˈkeɪm - KAM-bree-ən, KAYM-) is the first geological period of the Paleozoic Era, and the Phanerozoic Eon [5] The Cambrian lasted 51 95 million years from the end of the preceding Ediacaran period 538 8 Ma (million years ago) to the beginning of the Ordovician Period 486 85 Ma [1]
- Cambrian Period | Definition, Plants, Animals | Britannica
Cambrian Period, earliest time division of the Paleozoic Era, extending from 538 8 million to 485 4 million years ago
- The Cambrian Period
The Cambrian world was bracketed between two ice ages, one during the late Proterozoic and the other during the Ordovician During these ice ages, the decrease in global temperature led to mass extinctions
- Cambrian Period - National Geographic
Learn more about a time period marked by an intense burst of evolution The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known The Cambrian
- Cambrian Period—541 to 485. 4 MYA - U. S. National Park Service
The Cambrian Period marks an important point in the history of life on Earth; it is the time when many kinds of invertebrates and the first vertebrates—fishes—appeared in the fossil record
- Cambrian Period | Natural History Museum
The Cambrian* Period begins the Phanerozoic Eon, the last 542 million years during which fossils with hard parts have existed It is the first division of the Paleozoic Era (542Ma -251Ma)
- Cambrian explosion - Wikipedia
The Cambrian fossil record includes an unusually high number of lagerstätten, which preserve soft tissues These allow paleontologists to examine the internal anatomy of animals, which in other sediments are only represented by shells, spines, claws, etc —if they are preserved at all
- Cambrian - Simple English Wikipedia, the free encyclopedia
The Cambrian is the first geological period of the Palaeozoic era and the Phanerozoic eon It lasted from 541 million years ago to 485 4 million years ago [1] Before it came the Ediacaran, and after it the Ordovician Biologists have learnt quite a lot about the soft parts of Cambrian animals
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