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acritarch |
Also found in: Wikipedia, Hutchinson | 0.08 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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| The acritarch record of Australia indicates that pre- and
post-Snowball populations are identical and do not indicate repopulation
of marine areas by extremophiles that survived both catastrophic
glaciation in hot springs and the brutal greenhouse conditions which
followed (Grey et al. The researchers found 30 acritarch species, 13 of which had
never been seen before. |
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