This document provides a summary and slides of various parasites important in medical parasitology. It includes images of adult parasites such as Fasciola hepatica and Fasciola gigantica, parasite eggs, larval stages, and life cycles. Parasites featured include those that cause schistosomiasis, cysticercosis, hymenolepiasis, diphyllobothriasis, echinococcosis, ascariasis, trichuriasis, enterobiasis, hookworm infection, trichinosis, filariasis, and onchocerciasis.