THE PERMO-CARBONIFEROUS RED 

 BEDS OF NORTH AMERICA AND 

 THEIR VERTEBRATE FAUNA 



By 



E. C. QASE 



Professor of Historical Geology and Paleontology in the University of Michigan 



WASHINGTON, D. C. 

 PUBLISHED BY THE CARNEGIE INSTITUTION OF WASHINGTON 



1915 (J'T 



e-v. 



