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A family of large intestinal roundworms that includes the important nematode of humans, Ascaris lumbricoides, the abundant roundworm of swine, Ascaris suum, and the common ascarid species afflicting dogs and cats, Toxocara and Toxascaris.
[G. askaris, an intestinal worm]
References in periodicals archive ?
Toxocara canis is a nematode of canines, member of the Ascarididae family, which accidentally infests humans.