SOMK lAK'M. DKTAILS. K)] 



tian rocks boloii'', ua tlicv uic. f(»iiii(l in this cniiiu'riidii 

 not only iilon^' tho wliuU; south shiuv of the St. LuwriMice, 

 l)Ut even in I'liiice Ivlward Ishimlanil in Xovii Srotiu. It 

 would !»(( iiii))ortiiiit to distiiij^Miish in Anticosti this upjx'i' 

 drift more [Kirticuliirly from the lower lM)ulder-cliiy when 

 this niiiy occur, and to observe any instances of glacial 

 striation. 



AVith refiu'ence to the levels above the sea, it is to be 

 observed that aloiiu; (he shore of tht; St. Lawrence there 

 is usually a raised beach only a few feet above the level 

 of the sea, and on which shells and bones of wiiales 

 freiiuently occur, and a well-miirked terrace, with beach 

 deposits and l)oulders, at a level of sixty or seventy feet 

 above the; sea level, and this W(juld appt'ar to be the ease 

 also in Anticosti. 



Before proceeding,' uj) the St. Lawrence valley into 

 (Canada proper, I may cross to the south side of the ^'ulf 

 of St. Lawrence and notice tli(j drift-dei)osits of I'rinct; 

 Kdward Island, Xova. Scotia .uid Xew jlrunswiek, and 

 their connection witii those of tiu; state of Maine. 



IV. — Pr'nxr Edirnnl J^hnnJ. 



The Triassie and iVniiian rock formations of this 

 island consist almost entirely of red sandstones, and the 

 country is low and undulatinij,-, its highest eminences not 

 exceediuf,' 400 feet. The prevalent Tleistocene deposit 

 is a boulder-clay, or in some ])laces l)oulder loam, composed 

 of red saiul and clay derived from the waste of the red 

 santlstones. 1'ius is filled with boulders of red sandstone 

 derived from the harder beds. They are more or less 

 rounded, often glaciated, with striae in the direction of 

 their longer axis, and sometimes polished in a remarkable 

 manner, when tiie softness and coarse character of the rock 

 12 



