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== ''Paramphistomum'' Species ==
 
== ''Paramphistomum'' Species ==
 
[[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.
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*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) and attaches to the wall of the rumen without causing serious damage.
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*The adult fluke is plump and cylindrical (unusual for a trematode)  
*The eggs are like those of ''Fasciola'', but are colourless.
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*It attaches to the wall of the rumen without causing serious damage  
*The intermediate hosts are water snails.
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*The eggs are like those of ''Fasciola'', but are colourless  
*These shed cercariae that form metacercariae on vegetation.
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*The intermediate hosts are water snails  
*Disease occurs if metacercariae are eaten in large numbers.
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**These shed cercariae that form metacercariae on vegetation  
*Enteritis and diarrhoea result when immature flukes migrate along the small intestine (where the metacercariae excyst) towards the rumen.
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*Disease occurs if metacercariae are eaten in large numbers
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*Enteritis and diarrhoea result when immature flukes migrate along the small intestine (where the metacercariae excyst) towards the rumen
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