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I.—The Azoic System and its proposed Subdivisions. By J. D. Whitney and M. E. Wadsworth. (Bulletin of the Museum of Comparative Zoology, at Harvard College, Geological Series, Vol. I.)
Published online by Cambridge University Press: 01 May 2009
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- Copyright © Cambridge University Press 1885
References
page 30 note 1 Geol. Mag. Nov. 1884, p. 506.