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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 ?
(Critics of Darwinism have been having a field day with this little blooper!) Darwin erred, too, in thinking of the fossil Eozoon as primitive biota, helping to fill the apparent gaps in the early history of life.
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.
There is reference to the Eozoon controversy, but one learns little here of the strange role of J.W.
Indeed, it is one of the great ironies in the history of science that Dawson fought to convince his contemporaries that life had microbial origins far deeper in time than most were willing to accept: his Eozoon canadense (Dawson 1875).