III.—1. Presidential Address: The Cretaceous System in Canada. By J. F. Whiteaves. (Transactions of the Royal Society of Canada, Section IV. 1893, pp. 3–19.)2. Note On The Recent Discovery Of Large Unio-Like Shells in The Coal-Measures At The South Joggins, Nova Scotia. By J. F. Whiteaves. (Transactions of the Royal Society of Canada, Section IV. 1893, pp. 21–24)