Helminths or worms are animals belonging to the Subkingdom, Metazoa, consisting of many cells. The term helminth, which is derived from the Greek words helmins or helminthos, a worm, is now-a-days usually applied only to the parasitic and non-parasitic species. In a more restricted sense the name worm, or preferably helminth, is applied to a few phyla of animals, all [...]
In this article we will discuss about the external morphology of liver flukes. i. It is dorsoventrally flattened, oval in shape like a leaf and faint brownish in colour. It may reach a size of 3 cm in length and 1.5 cm in breadth. ii. The anterior body part is broader than the posterior part which is blunt in outline. [...]
In this article we will discuss about:- 1. History of Liver Flukes 2. Systematic Position Liver Flukes 3. Habits and Habitat 4. Digenetic Life Cycle. History of Liver Flukes: Amongst the trematodes, this was the first to be discovered by Jehan de Brie in 1379. Fasciola hepatica, the sheep liver fluke was the first digenetic trematode, whose life history has [...]