General Parasitology and Helminthology: Heterakis gallinarum

Heterakis gallinarum

Heterakis gallinarum

Common name	Caecal worm of poultry
Host	Fowl, Turkey, duck and Pea fowl
Location	Large intestine and Caecum

Morphology

Whitish small sized worm, 1.5 cm long.
Large lateral alae extending down the side of the body.
Oesophagus has strong posterior bulb having valvular apparatus.
Tail end of male has large alae, circular precloacal sucker and 12 pairs of pedunculated papillare. Spicules are unequal, right one is slender and long. Left one is short and broad.
Eggs are oval, smooth shelled.

Last modified: Monday, 16 April 2012, 6:25 AM

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VPA 211: General Veterinary Parasitology and Helminthology (3+1)

Heterakis gallinarum

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