horsehair worm

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horsehair worm,

worm of the class 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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References in periodicals archive ?
Additional cases of predation on horsehair worms (Phylum Nematomorpha), with a recent record for Missouri.
Horsehair Worms (Nematomorpha) as Parasites of Praying Mantids with a Discussion of their Life Cycle.
Abstract: We recovered horsehair worms (Gordius difficilis and G.
Horsehair worms (Phylum Nematomorpha) are most commonly encountered during their free-living adult phase, when they occur in a variety of freshwater habitats as elongate, slender, slow-moving worms (Poinar 2001, Smith 2001).
Horsehair worms as a group are widely distributed but understudied.
Although other species of horsehair worms have been reported from several of the states within the Mississippi River watershed (Schmidt-Rhaesa et al., 2003; Harp et al., 2008),P.varius has not been reported from Arkansas, Iowa, Louisiana, or Minnesota.
Adult horsehair worms can be found in fresh water (with the exception of 5 species living in the sea), where they copulate and deposit eggs.
Horsehair worms (Nematomorpha) from the Baltic Island Bornholm (Denmark), with notes on the biology of Gordius albopunctatus.