SMITHSONIAN INSTITUTION 
UNITED STATES NATIONAL MUSEUM 
Bulletin 106 
NORTH AMERICAN EARLY TERTIARY 
BRYOZOA 
BY 
FERDINAND CANU 
Versailles, France 
AND 
RAY S. BASSLER 
Washington, District of Columbia 
TEXT 
PER\ 
yORB 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1920 
