3251. Protozoa. 35 Color Photomicrographs. 1. Entamoeba histolytica, vegetative 2. Entamoeba histolytica, infected intestine t.s. 3. Entamoeba histolytica, diseased liver t.s. 4. Entamoeba coli, smear from faeces 5. Lamblia (Giardia) intestinalis, vegetat