CONTENTS 



Introduction ...... 



Influence of parasites in the production of disease 

 Parasites of Man . . . . . 



Entozoa Hominis 



Ectozoa Hominis . . . . 



Entophyta Hominis 



PAGE 

 5 



14 

 15 

 15 

 16 

 16 



CHAPTER I. 



DESCRIPTION OF A FLORA WITHIN ANIMALS 



§ 1. Of the Anatomy of the Intestinal Canal of Julus marginatus 

 § 2. " " Passalus cornutus 



§ 3. Description of the Genus and Species .of Enterobryus 

 Enterobryus ..... 



1. Enterobryus elegans 



2. " spiralis 



3. " attenuatus 

 § 4. History, Structure, etc., of Enterobryus 



1. Of the Principal Cell of Enterobryus . 



2. Of the Secondary Cells 



3. Of the Pedicle and Mode of Attachment 



4. State of Development of Enterobryus in relation to 



Growth ..... 



5. Advantage of the peculiar forms of different species of 



6. Reproduction of Enterobryus . 

 § 5. Description of the Genus and Species of Eccrina 



Eccrina ....... 



1. Eccrina longa . ... 



2. Eccrina moniliformis .... 

 § 6. History, Structure, etc., of Eccrina .... 



1. Of the Principal and Secondary Cells . 



2. Of the Pedicle of Eccrina 



3. Of the Position of Growth 



4. Of the Development .... 

 § 7. Description of the Genus and Species of Arthromitus 



Arthromitus ...... 



1. Arthromitus cristatus .... 



§ 8. History, Structure, etc., of Arthromitus 



1. Of the Spores of Arthromitus . 



2. Of the Development of the Spores 



3. Of the Mode of Attachment of the Thallus 



4. Of the Particular Locality and Mode of Growth 



