PORTLANDIA ARCTICA GRAY 



FROM THE RA-GLACIAL PERIOD 

 NEAR FREDRIKSHALD 



BY 

 P. A. ØYEN 



(VlDENSKAPSSELSKAPETS FORHANDLINGER FOR 1911. No. 3) 



— ÉGK-- 



KRISTIANIA 



IN GOMMISSION BY JACOB DYBWAD 



1911 



