MARKINGS, FOOTPRINTS AND FUCOIDS. 



DEDICATED TO THE MEMORY OF THE LATE 



DR. J. J. BIGSBY, F.R.S., 



OF LONDON, 



THE PAINSTAKING AND ACCURATE AUTHOR 



OF THE THESAURUS SILURICUS AND DEVONICO-CARBONIFERUS, 



A WARM AND KIND FRIEND AND CHRISTIAN GENTLEMAN 



AND ONE OF THE 

 PIONEERS OF CANADIAN GEOLOGY. 



