88 



RELICS OF PRIIMEVAL LIFE 



way ; and when we interro.fTate the old limestones 



Fig. 19. — Distribution of Grenviile Lnnestone in the aistrict north of 

 Papineaicville^ with section showing supposed arrangement of the beds. 



Scale of Map 7 miles to one inch. See also Dr. Bonney's paper, 

 Geol. Mag., July, 1895. 



Dotted area : Limestone. Horizontal lines : Upper gneiss (fourth gneiss of 

 Logan). Vertical lines: Lower gneiss (third gneiss of Logan). Diagonal lines: 

 Overlying Cambrian and Cambro-Silurian (Ordovician). See also Fig. 19A.) 



and marbles which form parts of the land, they 



