- 1. Entamoeba histolytica, causes amebic dysentery, smear with trophozoites (asexual forms) * Lieder_Pr1141h
- 2. Entamoeba coli, nonpathogenic, smear with trophozoites * Lieder_Pr1161h
- 3. Chilomastix mesnili, flagellate found in human intestine, nonpathogenic, smear with trophozoites * Lieder_Pr225h
- 4. Giardia lamblia intestinalis, human parasite, smear with trophozoites * Lieder_Pr221h
- 5. Trichomonas sp., smear with trophozoites Lieder_Pr223f
- 6. Balantidium coli, human parasite, smear with trophozoites * Lieder_Pr4265t