Cambrian Period | Definition, Plants, & Animals | Britannica
WEB5 days ago · Cambrian Period, earliest time division of the Paleozoic Era and Phanerozoic Eon, lasting from 538.8 million to 485.4 million years ago. The Cambrian System, named by English geologist Adam Sedgwick for slaty rocks in southern Wales and southwestern England, contains the earliest record of abundant and varied life-forms.
Cambrian - Wikipedia
WEBThe Cambrian (/ ˈ k æ m b r i. ə n, ˈ k eɪ m-/ KAM-bree-ən, KAYM-) is the first geological period of the Paleozoic Era, and the Phanerozoic Eon. [5] The Cambrian lasted 53.4 million years from the end of the preceding Ediacaran period 538.8 Ma (million years ago) to the beginning of the Ordovician Period 485.4 Ma. [6]
Cambrian Period | National Geographic
WEBThe Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known. The Cambrian Explosion saw an incredible diversity of life emerge, including many...
Cambrian Period: Facts & Information - Live Science
WEBMay 27, 2016 · The Cambrian Period is the first geological time period of the Paleozoic Era (the "time of ancient life"). This period lasted from 541 million to 485.4 million years ago, or more than 55...
Cambrian Period—541 to 485.4 MYA - U.S. National Park Service
WEBApr 28, 2023 · 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. The Burgess Shale contains the best record of Cambrian animal fossils including soft-bodied forms.
Cambrian Period summary | Britannica
WEBCambrian Period, Oldest time division of the Paleozoic Era. During the Cambrian, 541–485.4 million years ago, there were widespread seas and several scattered landmasses. The largest continent was Gondwana. The average climate was probably warmer than today, with less variation between regions.
Cambrian explosion | Evolution, Paleontology & Geology
WEBOct 1, 2024 · Cambrian explosion, the unparalleled emergence of organisms between 541 million and approximately 530 million years ago at the beginning of the Cambrian Period. The event was characterized by the appearance of many of the major phyla (between 20 and 35) that make up modern animal life.
The Cambrian Period - University of California Museum of …
WEBThe Cambrian Period. 543 to 490 Million Years Ago. The Cambrian Period marks an important point in the history of life on earth; it is the time when most of the major groups of animals first appear in the fossil record.
Cambrian Period - Encyclopedia.com
WEBJun 11, 2018 · Cambrian is the name given to a period of time in Earth's history (i.e., Cambrian Period), which spanned 570 – 510 million years ago. The proper name Cambrian is also given to all the rocks that formed during that time (i.e., Cambrian System).
Cambrian Period - Natural History Museum
WEBOct 28, 2012 · 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).
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