CONTENTS 
Page 
Species of Hypholoma in the Region of the Great Lakes 
(with Plates LXXI1 -LXXXIV) - - - - 
Edward T. Harper 1142 
The Organization of the Colony in Certain Four-Celled 
Coenobic Algae. (With Plates LXXXV-XCL and 
Seven Figures) - - Gilbert Morgan Smith, 1165 
The Myxomycetes of Wisconsin - Alletta F. Dean, 1221 
The annual half-volume of the Transactions Of the Wiscon¬ 
sin Academy of Sciences, Arts, and Letters is issued in six 
numbers, under the editorial supervision of the Secretary. 
The price of this number is 50c. 
