Smithsonian Report, 1928. — Schuchert 



Plate 1 



Upper 

 Carbonifemus 



The Breaking Up and Migration of Pangaea as Illustrated by Wegener 

 IN • Origin of Continents and Oceans," 1925 



J)<)tted areas, shallow seas; present -clay outlines, rivers, latitude, and longitude only for purpcse 



of ideiitification 



