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New and Ancient Trace Makers

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Open access
Authors
Bengtson, S.
Rasmussen, Birger
Date
2009
Type
Journal Article

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Citation
Bengtson, Stefan and Rasmussen, Birger. 2009. New and Ancient Trace Makers. Science. 323 (5912): pp. 346-347.
Source Title
Science
DOI
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Faculty
Department of Applied Geology
Faculty of Science and Engineering
WA School of Mines
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Abstract

Trace fossils that are older than known animal fossils may have been formed by large unicellular organisms such as amoebas.