MEMOIRS OF THE PFABODY MITSEUM OF NATURAL HT'^TORY 



VOLUME IV, PART J 



Brachiopod Genera 



of the 



Suborders Orthoidea and Pentameroidea 



BY 

 CHARLES SCHUCHERT 



PROFESSOR OF PALEONTOLOGY, FMFRtTUS, YALE UNIVERSITY 



AND 



G. ARTHUR COOPER 



ASSISTANT CURATOR OF STRATIGRAPHIC PALEONTOLOGY 

 U. S. NATIONAL MUSEUM 



LVX ET 





VERITAS 



NEW HAVEN, CONN. 

 1932 



