hairworm


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Related to hairworm: horsehair worm

hairworm,

worm of the phylum NematomorphaNematomorpha
, small (about 230 species) phylum of pseudocoelomates; the horsehair worms. Most are very slender, elongated creatures found in ponds and streams, whose larvae live as parasites in arthropods. They emerge as adults for a brief time, then mate and die.
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hairworm

[′her‚wərm]
(invertebrate zoology)
The common name for about 80 species of worms composing the class Nematomorpha.
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Studies on domesticated members of these so-called hairworms have indicated that the life cycle of gordiids involves five different life stages: (1) egg strings, (2) free-living larvae, (3) parasitic cysts, (4) parasitic juveniles, and (5) dioecious or parthenogenetic free-living adults.
may result from specimens remaining in alcohol for extended periods (the majority of hairworm species have been described from museum specimens that have been in preservative for a number of years).
The paratenic host (one that carries a parasite internally but does not support its growth or reproduction) ingests hairworm eggs containing preparasitic larvae or free-living preparasitic larvae in the water habitat.
Growth and development of the hairworm larva occurs after the paratenic host is consumed and the hairworm larva enters the body cavity of a developmental (or definitive) host, usually an insect predator or omnivore.
Parasitic hairworms persuade grasshoppers to drown themselves so that the worms can emerge and find a mate.
1949) mentioned that "occasional hairworms (Gordiaceae)" were collected during their biological survey of the Root River basin, a drainage system that includes Diamond and Gribben creeks.
Several lines of evidence suggest that pre-contact populations in the New World suffered from a variety of injurious parasites, including round worms, tapeworms, flukes, pinworms, hairworms, hookworms, possibly trichinosis, and others (Reinhard 1990).
It's effective against large strongyles, small strongyles, ascarids, pinworms, hairworms, lungworms, intestinal threadworms, neck threadworms and bots.