|Fasciola hepatica – adult worm|
F. hepatica is distributed worldwide, and has been known as an important parasite of sheep and cattle for hundreds of years. It causes great economic losses in sheep and cattle. Because of its size and economic importance, it has been the subject of many scientific investigations and may be the best-known of any trematode species.
Adult fasciola are captured in the bile passage of sheep or many reproduce by parthenogenesis.
A Fasciola may be about 3000-4000 eggs at a time.
The zygote is forms in the ootype and recieve yolk from vitaline gland and hard internal cover thrught shell gland.
- "Neglected Tropical Diseases". cdc.gov. June 6, 2011. Retrieved 28 November 2014.