§8 



RELICS OF PRIMEVAL LIF£ 



way ; and when we interroc^ate the old h'mestones 



Fig. 19. — Distribution of Graiviile Limestone in the aistrict north of 

 Fapineauville, 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 (tliird gneiss of Logan). Diagonal lines: 

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



an 



d marbles which form parts of the land, they 



