Parascaris equorum - adults passed in faeces

Group: Non-bursate, migratory ascarid nematode
Host species: Equines
  • Very large, creamy-white worms with no obvious morphological features
  • Up to 40 cms long, female usually longer than male
  • Can appear in faeces after drug treatment or "immune expulsion"


The Royal (Dick) School of Veterinary Studies
The University of Edinburgh,
Easter Bush Veterinary Centre,
ROSLIN, Midlothian, Scotland
, EH25 9RG

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This page last updated on 08 October 2007