Syngamus trachaea - male and female

	Group: Bursate, migratory, Strongyle nematode
	Host species: Domestic and game birds
	Features: Reddish worms Male (small) and female (large) permanently in copulo forming a Y-shape The only nematode found in this location Small buccal capsule with teeth Heavy infestations cause obstruction of the airway which gives rise to a characteristic "gaping", hence the common name of "gapeworm"

© 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