SMITHSONIAN INSTITUTION 



UNITED STATES NATIONAL MUSEUM 

 Bulletin 96 



A SYNOPSIS OF AMERICAN EARLY 

 TERTIARY CHEILOSTOME BRYOZOA 



BY 



FERDINAND CANU 



of Versailles, France 

 AND 



RAY S. BASSLER 



of Washington, District of Columbia 



Published February 27, 1917 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1917 



