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Dicrocoelium dendriticum
Lille leverikte (Lancet liver fluke)
Liver flukes of domestic ruminants: | Class: Trematoda (Flukes) | Order: Digenea | Family: Dicrocoeliidae (small liver flukes)
Adults in formalin (length: 8-10 mm). Flat, hermaphroditic worms with an oral sucker on the anterior conus and a ventral sucker located next to the common genital opening.
 
Genital organs (mounted and stained): Uterus, containing eggs, located in the posterior part of the worm. Two small vitelline glands bilaterally located. Two rounded testes located anteriorly.
Final hosts: Sheep, cattle, deer.
1st intermediate hosts: Land snails of many genera.
2nd intermediate host: Brown ants of the genus Formica (both intermediate hosts are required).
Location: Bile ducts (juveniles migrating via bilary duct as well as foraging adult flukes).
Photo: Jesper Monrad & Christina Thoisen
© Department of Veterinary Disease Biology 2011
Faculty of Health and Medical Sciences - University of Copenhagen
Denmark