CONTENTS 



PAGE 



Introduction i 



Acknowledgments 2 



Methods 2 



Taxonomy and Distribution of the Tintinnoina 

 Found in the Material of the Carnegie 



Codonellidae 



Rhabdonellidae 54 



Epiplocylidae 65 



Xystonellidae 75 



Undellidae 94 



Tintinnidae iii 



Summary of Results 134 



Cyttarocylidae 17 



Codonellopsidae 22 Literature Cited 134 



Dictyocystidae 31 



Coxliellidae 38 



F^^e"''^^^ 43 Figures 1-128 137 



Ptychocylidae 46 



Petalotrichidae 48 Systematic Index 159 



Plate i jocing 136 



