Oesophagostomum spp.
Fårets og kvægets knudeorm (Nodular worms) |
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| Large intestinal nematodes of ruminants: | Order: Strongylida (GIT strongyles) | Superfamily: Strongyloidea |
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| Adult Oe. venulosum (in alcohol). From the large intestine of a sheep. Leaf crown in the buccal capsule. Cephalic vesicles visible, cervical alae less conspicuous. |
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| Intestinal wall from cattle with Oe. radiatum nodules (alcohol preservation). The nodules are visible when observed from the mucosal side. |
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O. radiatum hosts: Cattle.
O. venulosum hosts: Sheep, goat. |
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