Cambrian - Wikipedia
WebThe Cambrian ( / ˈkæmbri.ən, ˈkeɪm -/ KAM-bree-ən, KAYM-; sometimes symbolized Ꞓ) is the first geological period of the Paleozoic Era, and of the Phanerozoic Eon. [5] . The Cambrian lasted 53.4 million years from the end of the preceding Ediacaran period 538.8 million years ago (mya) to the beginning of the Ordovician period 485.4 mya. [6] .
Cambrian Period | Definition, Plants, & Animals | Britannica
WebApr 12, 2024 · Cambrian Period, earliest time division of the Paleozoic Era, extending from 538.8 million to 485.4 million years ago.
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 major...
The Cambrian Period - University of California Museum of …
WebThe 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. This event is sometimes called the "Cambrian Explosion," because of the relatively short time over which this diversity of forms appears. It was once thought that Cambrian rocks ...
Cambrian explosion | Evolution, Paleontology & Geology
WebApr 25, 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.
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).
Cambrian Period summary | Britannica
WebBelow is the article summary. For the full article, see Cambrian Period . geologic time. The stratigraphic chart of geologic time. Cambrian 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.
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 million...
The Cambrian explosion - Understanding Evolution
WebFrom about 570 to 530 million years ago, an evolutionary burst of life forms occurred, often referred to as the “Cambrian Explosion.” This marks an important point in the history of life on earth, as most of the major lineages of animals got their starts during the Cambrian Period and have been evolving ever since.
Cambrian explosion - Wikipedia
WebThe Cambrian explosion (also known as Cambrian radiation [1] or Cambrian diversification) is an interval of time approximately 538.8 million years ago in the Cambrian period of the early Paleozoic when there was a sudden radiation of complex life, and practically all major animal phyla started appearing in the fossil record.
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