Colonization of the deep-marine environm
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Patrick J. Orr
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Article
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2001
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John Wiley and Sons
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English
β 391 KB
## Abstract Temporal changes in the ichnogeneric diversity and ethological structure of 50 Cambrian to Carboniferous deepβmarine ichnofaunal assemblages were quantified. Assemblages of Cambrian age are distinctive: their diversity is lower, pascichnia and agrichnia relatively unimportant, and βshal