4 CONTENTS. II. 



PAGE 



9. Description of the Genus and Species of Cladophytum . 37 



Cladophytum ...... 37 



1. Cladophytum coraatum ..... .37 



10. History, Structure, etc., of Cladophytum ....... 37 



11. Description of the Grnus and Species of Corynocladus 



Corynocladus ...... 



1. Corynocladus radiatus ..... 



12. History of Corynocladus ..... 



13. On some Parasitic Phytoid Bodies, the nature of which is obscure . 



CHAPTER II. 



A FAUNA WITHIN ANIMALS; BEING DESCRIPTIONS OF NEMATOID ENTOZOA FOUND ASSOCIATED 



WITH ENTOPHYTA, AND OF OTHERS ALLIED TO THEM . . .41 



1. Description of a Species of Ascaris . 



1. Ascaris infecta 



2. Habits and Anatomy of Ascaris infecta 



3. Description of the Genus and Species of Hystrignathus . 44 



Hystrignathus 



1. Hystrignathus rigidus ..... 



4. Description of the Genus and Species of Streptostomurn . . . 45 



Streptostomum ... 45 



1. Streptostomum agile .... 45 



2. " gracile ... 46 

 5. Description of the Genus and Species of Thelastomum 46 



Thelastomum ..... 46 



1. Thelastomum attcnuaturu ....... 



47 



47 



48 



48 



48 



.48 



48 



G. History, Structure, etc., of Streptostomum and Thelastomum . . . .49 



CHAPTER III. 

 UPON PSEUDO-ENTOPHYTA, ETC. . . . .50 



INDEX OF SCIENTIFIC NAMES ......... 55 



REFERENCES TO THE PLATES AND FIOTTRES 57 



