filariform larva

fi·lar·i·form lar·va

infective third-stage larva of the hookworm, Ascaris, and other nematodes with penetrating larvae or with larvae that migrate through the body to reach the intestine.
References in periodicals archive ?
Strongyloidiasis is a difficult to treat because of its auto infective filariform larva more so in cases with paralytic ileus due to poor absorption of the drug.
These larvae are either passed in the stool or later mature into the infective filariform larva that are capable of re-invading the same host's skin or mucosa, thus restarting the parasitic cycle in a process termed autoinfection.
A filariform larva is transmitted from the soil and penetrates into the skin.