xii Contents 



PAGE 



Rearing Coral Colonies from Coral Planulae 145 



By Thomas Wayland Vaughan, Scripps Institution of Oceanography 



Phylum V. Plathelminthes 

 Class Turbellaria 



Culture of Stenostomum oesophagium 148 



By Margaret Hess, Judson College, Marion, Alabama 



Cultivation of Stenostomum incaudatum 148 



By T. M. Sonneborn, Johns Hopkins University 



The Culture of Microstomum 149 



By M. Amelia Stirewalt, University of Virginia 



Geocentrophora applanatus 151 



By William A. Kepner, University of Virginia 



Culture of Planaria [=Eu plan aria] agilis 151 



By Rosalind Wulzen, Oregon State College, and Alice M. Bahrs, St. 

 Helen's Hall Junior College 



Planaria 153 



By William LeRay and Norma Ford, University of Toronto 



Collection and Culture of Planaria 153 



By George R. La Rue, University of Michigan 



Planarians 154 



By Libbie H. Hyman, New York City 



Class Trematoda 



The Parasitic Flatworms 156 



By H. W. Stunkard, University College, New York University 



Epibdella melleni 158 



By Theodore Louis Jahn, State University of Iowa 



Class Cestoidea 



Intermediate Stages of Cestodes 160 



By Reed O. Christenson, University of Minnesota 



Phylum VI. Nemertea 



Methods for the Laboratory Culture of Nemerteans . . . .162 

 By Wesley R. Coe, Yale University 



