Trichuridae

Egg whip worm ( Trichuris trichiura ) from the family of Trichuridae

Trichuridae are a family of nematodes. They are parasites that infect various organs of vertebrates. Humans can also host different types of Trichuridae be and some types cause diseases that can be fatal.

Features

As all the families of the Trichuridae, the superfamily Trichuroidea to a longer and narrower, and the front end of an esophagus, which consists of a front, muscular, and a rear part glandular. The members of the family are characterized by the fact that the females are oviparous and the males have only one spicule.

Way of life

Trichuridae affected mainly the intestinal tract, some species but also the liver or urinary bladder of vertebrates. The life cycles can be restricted to one host species or a landlord change include, often occur annelids as intermediate hosts.

Taxonomy

The family of Trichuridae belong to several genera, with most species in the two main genera whipworm ( Trichuris ) and hair worms ( Capillaria ) are represented.

Genera and selected species:

  • Trichuris ( whipworm ) Trichuris suis ( pig whipworm )
  • Trichuris trichiura ( whipworm )
  • Trichuris vulpis ( dog whip worm, see also nematode infections of the dog )

Swell

  • O. Wilford Olsen: Animal parasites. Their life cycles and ecology. 3 edition. Courier Dover Publications, New York, NY, 1986, ISBN 0-486-65126-6, p 497
Biological life cycle
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