The marine Carboniferous of North-east Greenl. and its Brachiopod Fauna. 613 



if the composition of the Brachiopod Fauna makes such an assumption 

 hardly probable. 



h-J The Brachiopod Fauna has a decided Russo- Palœar die character, 

 but presents, however, some points of connection with the ffar less per- 

 fectly known) Brachiopod Fauna of the Upper Carboniferous deposits of 

 Arctic North America. 



5) The North Polar Sea of the Upper Carboniferous period has 

 been in connection from Russia- Spitzberg en, via Northern Greenland, 

 with a sea in Arctic North America. 



