Eozoon canadense - definition of Eozoon canadense by The Free Dictionary
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|n.||1.||(Paleon.) A peculiar structure found in the Archæan limestones of Canada and other regions. By some geologists it is believed to be a species of gigantic Foraminifera, but others consider it a concretion, without organic structure.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive
Hahn's first contact with Canada came in the form of the fossil "eozoon canadense
," which Canadian geologist William Dawson of McGill University in Montreal claimed to be an organic, single-celled protistan.
A second controversy erupted around the discovery of putative Precambrian protozoan fossils (Eozoon canadense
) in the Canadian Shield, which Dawson claimed to be the earliest evidence for life (Dawson 1864).