THE MAXIMUM EXTENT OF PLEISTOCENE GLACIATION 



345 





._x 



-y" 



J050m' ,200 n 



. Mature mountain top detritus 

 .Highest summits glaciated 



* TORNGAT 



jj', ■ MTNS 

 -^ 1670 m 



il200m KAUMAJET 



^fc MTNS 



^^E^990m KIGLAPAIT 

 --0.. < o<^^ MTNS 



-P ■-.<5<a,;^650n 



■ "^a^o, ^Z 



highest summits in metre 



I q 5 100 150 Miles 



SO 50 100 150 ^00 250 Kilomoln 



Ai 





e ^ 'v^?5o-- 



^^%A 



NEWFOUNDLAND 



Fig. 6. Sketch map of the known distribution of mature mountain-top detritus in 



Labrador-Ungava and southern Baffin Island. Maximum altitudes of individual 



mountain groups are shown, together with the location of critical glacial erratics 



and glacially scoured summits. 



