THE NORTH AMERICAN 

 SLIME-MOULDS 



A DESCRIPTIVE LIST OF 



ALL SPECIES OF MYXOMYCETES 



HITHERTO REPORTED FROM THE CONTINENT OF 



NORTH AMERICA 



WITH NOTES ON SOME EXTRA-LIMITAL SPECIES 



BY 



THOMAS H. MACBRIDE 



STATE UNIVERSITY OF IOWA 



PKi 



NEW AND REVISED EDITION 



THE MACxMILLAN COMPANY 



LONDON: MACMILLAN AND CO., Ltd. 

 1922 



All rights riserued 



