AUTHORITIES CONSULTED 



ABBREVIATIONS 



A.A.A.S. American Association for Advancement of Science. 



A.B. Annals of Botany. 



A.M.N.H. American Museum of Natural History (publications). 



A.N. American Naturalist. 



A.N.H. Annals and Magazine of Natural History. 



B.A. British Association for Advancement of Science. 



B.G. Botanical Gazette. 



B.M. British Museum. 



C.M. Century Magazine. 



C.N.H. Cambridge Natural History. 



E.B. Encyclopaedia Britannica. 



G.A. Geological Association. 



G.M. Geological Magazine. 



I.M. International Monthly. 



J.L.S. Journal Linnean Society. 



L.T.Z. Sir E. Ray Lankester's " Treatise on Zoology." 



N. Nature. 



N.P. New Phytologist. 



N.S. Natural Science. 



P. Palasontographica. 



P.L.S. Proceedings Linnean Society. 



P.M.S. Proceedings Malacological Society. 



P.S.M. Popular Science Monthly. 



P.T.R.S. Philosophical Transactions of the Royal Society. 



Q.J.G.S. Quarterly Journal of the Geological Society. 



R.M.S. Royal Microscopical Society. 



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