Contents 



Preface v 



Chapter 



1 Introduction 3 



2 Protozoa parasitic in the digestive tract 8 



Sarcodina 8 



1 Entamoeba histolytica 9 



2 Entamoeba coh 15 



3 Entamoeba gingivahs 19 



4 lodamoeba biitschhi 21 



5 EndoHmax nana 24 



6 Dientamoeba fragihs 26 



Keys to the genera and species of human 



amoebae 28 



Differential diagnosis of the intestinal amoebae 30 



3 Protozoa parasitic in the digestive tract (con- 



tinued) 31 



Flagellata 31 



1 Retortamonas intestinalis 31 



2 Enteromonas hominis 34 



3 Tricercomonas intestinalis 35 



4 Chilomastix mesnili 36 



5 Trichomonas hominis 38 



6 Trichomonas elongata 41 



7 Giardia intestinalis 41 



Keys to the genera and species of flagellates 



living in the digestive tract 45 



Differential diagnosis of intestinal flagellates . . 46 



vn 



5838:i 



