TABLE OF CONTENTS 9 



H. Family Ancylostomidae. 1. Sub-family Ancylosto- 

 minae. (Ancylostoma duodenale). 2. Sub-family 



Bunostominae. (Necator americanus) 69 



1. Family Strongylidae 70 



J. Family Ascaridae. A scaris lumbricoides 71 



K. Family Oxyuridae. Enterobius vermicularis 72 



