""'Echinococcus granulosus, " "'also called the "'hydatid worm "', "'hyper tape-worm "'or "'dog tapeworm "', is a cyclophyllid cestode that parasitizes the small intestine of canids as an adult, but which has important intermediate hosts such as livestock and humans, where it causes cystic echinococcosis, also known as hydatid disease.
22.
His scientific accomplishments included ( in 1851 ) collaborating with Theodor Bilharz on the first description of the blood-fluke " Schistosoma haematobium ", ( in 1853 ) the elucidation of the life cycle of the tapeworm " Echinococcus granulosus ", ( in 1854 ) the suggestion that the cercariae of the fluke " Fasciola hepatica " were the infective stage which passed from the invertebrate to the vertebrate host, and ( in 1856 ) the discovery of parthenogenesis in insects.
