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[[Image:Paramphistomum cervi.jpg|right|150px|thumb|''Paramphistomum cervi'' - Joaquim Castellà Veterinary Parasitology Universitat Autònoma de Barcelona]]

[[Image:Paramphistomum cervi.jpg|right|150px|thumb|''Paramphistomum cervi'' - Joaquim Castellà Veterinary Parasitology Universitat Autònoma de Barcelona]]

*Paramphistomomes are rare in the UK, but can cause severe losses in ruminants in the wet tropics  

 

*The adult fluke is plump and cylindrical (unusual for a trematode)  

''Paramphistomum spp'' are of the family ''Notocotylidae''.  ''Paramphistomomes'' are rare in the UK, but can cause severe losses in ruminants in the wet tropics  

*It attaches to the wall of the rumen without causing serious damage  

 

*The eggs are like those of ''Fasciola'', but are colourless  

The adult fluke is plump and cylindrical (unusual for a [[Trematodes|trematode]]).  It attaches to the wall of the rumen without causing serious damage.  The eggs are like those of ''Fasciola'', but are colourless, and have long filaments present at the poles.

*The intermediate hosts are water snails  

*The intermediate hosts are water snails  

**These shed cercariae that form metacercariae on vegetation  

**These shed cercariae that form metacercariae on vegetation