Zoology for UPSC and State PSC exams
General Features External FeaturesBody is soft and oval in outline, dorso-ventrally flattened and leaf like.Anterior end of body has a prominent oral projection, bearing a triangular aperture (mouth).Suckers are devoid…
Turbellaria (Planarians) Trematoda (Flukes) Cestoda (Tapeworms) Non-parasitic free living worms,called Planarians.Terrestrial, marine or freshwater.Body unsegmented.Suckers absent. Chemo and Photoreceptors are present.Body unsegmented, flattenedand covered in ciliated epidermis.Mostly hermaphroditic.Some reproduce asexually.Development…