UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



ZOOLOGY 



Vol. 6, No. 15, pp. 353-468, plates 33-48 



June 17, 1911 



THE GENUS GYROCOTYLE, AND ITS 



SIGNIFICANCE FOR PROBLEMS 



OF CESTODE STRUCTURE 



AND PHYLOGENY 



BY 



EDNA EARL WATSON 



BERKELEY 



THE UNIVERSITY PRESS 



