In this article we will discuss about Echinococcus Granulosa:- 1. Habitat of Echinococcus Granulosa 2. Structure of Echinococcus Granulosa 3. Life Cycle 4. Transmission of Disease 5. Other Cestodes. Habitat of Echinococcus Granulosa: Echinococcus Granulosa lives in the small intesÂtine of dogs and allied animals. The dog is the optimum definitive host. The larval stage is passed in sheep, cattle, [...]
In this article we will discuss about Phylum Platyhelminthes:- 1. Taxonomic Retrospect of Phylum Platyhelminthes 2. Definition of Phylum Platyhelminthes 3. Characteristic Features 4. Scheme of Classification. Taxonomic Retrospect of Phylum Platyhelminthes: Linnaeus in his Systema Naturae (1735) created a phylum Vermes in which he inÂcluded all invertebrates except the insects but in the 13th ed. of Systema Naturae (1788) [...]
The term Platyhelminthes "flatworms" was first proposed by Gaugenbaur (1859) and applied to the animals now included under that heading. The name Platyhelminthes has been derived from the Greek platys = flat + helmins = worms. At first, nemertines and others were also included but later were removed to other groups. The phylum is now restricted to three classes, Turbellaria, [...]