UNIVERSITY OF CALIFORNIA PUBLICATIONS 



ZOOLOGY 



Vol. 20, No. 3, pp. 41-98, plates 5-12, 4 figures in text 



July 14, 1919 



STUDIES ON THE PARASITES OP THE TERM- 

 ITES III. ON TRIGHONYMPHA f 

 CAMPANULA SP. NOV. % 



CHABLES ATWOOD KOFOID and OLIVE SWEZY 



■^:i5soiiian DeSO. 



CONTENTS 



PAGE 



Introductiou 42 



Occurrence and activities 43 



Morphology 44 



Shape and size 45 



Neuromotor system 47 



Ectoplasmic structures 49 



Surface ridges 49 



Locomotor organelles 50 



Oblique fibers 52 



Centroblepharoplast 53 



Alveolar layer 54 



Transverse myonemes 55 



Endoplasmic structures 56 



Longitudinal myonemes 57 



Nucleus 57 



General discussion 59 



Binary fission _ 61 



Division of the neuromotor apparatus and ectoplasmic structures 62 



Mitosis 65 



Prophase 65 



Metaphase 68 



Anaphase _ _ 68 



Telophase 69 



Discussion of mitosis 69 



Relationships 77 



Summary 81 



Literature cited 82 



Explanation of plates 84 



