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acritarch |
Also found in: Wikipedia, Hutchinson | 0.02 sec. |
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acritarch [′ak·rə‚tark] (paleontology) A unicellular microfossil of unknown or uncertain biological origin that occurs abundantly in strata from the Precambrian and Paleozoic. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ? Mentioned in | ? References in periodicals archive | |
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| Though the researchers cannot unequivocally identify what the
original organisms were, the diversity of the acritarchs is startling,
says Butterfield, who discussed the discovery in the November Geology
and in Toronto last week at a meeting of the Geological Society of
America.
In the Australian rocks, Zang and Walter have identified many new types
of acritarchs that are both relatively large and complex in shape. |
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