VOLUME I 



MYXOPHYCE^:, PERIDINIE^, BACILLARIE^, 



CHLOROPHYCE^, TOGETHER WITH A BRIEF 



SUMMARY OF THE OCCURRENCE AND 



DISTRIBUTION OF FRESHWATER ALG.E 



BY 



G. S. WEST, M.A., D.Sc., A.R.C.S., F.L.S. 



MASON PROFESSOR OF BOTANY IN THE UNIVERSITY OF BIRMINGHAM 



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Cambridge : 



at the University Press 



1916 



