Echinorhynchida

Echinorhynchidae, from Ancient Greek ἐχῖνος (ekhînos), meaning "hedgehog", and ῥύγχος (rhúnkhos), meaning "snout", is a family of acanthocephalan parasitic worms from the order Echinorhynchida. The adult worms live in the intestines of fishes, amphibians and reptiles. The family contains the following genera, organised by subfamily. Circinatechinorhynchinae Bhattacharya, 2007 Circinatechinorhynchus Bhattacharya, 2007 Echinorhynchinae Cobbold, 1879 Acanthocephalus Koelreuther, 1771 Brasacanthus Thatcher, 2001 Echinorhynchus Zoega in Müller, 1776 Frilloechinorhynchus Bhattacharya, 2007 Solearhyn

Echinorhynchida, from Ancient Greek ἐχῖνος (ekhînos), meaning "hedgehog", and ῥύγχος (rhúnkhos), meaning "snout", is an order of parasitic worms in the phylum Acanthocephala. It contains 13 known families: Arhythmacanthidae Yamaguti, 1935 Cavisomidae Meyer, 1932 Diplosentidae Tubangui and Masiluñgan, 1937 Echinorhynchidae Cobbold, 1876 Fessisentidae Van Cleave, 1931 Gymnorhadinorhynchidae Braicovich, Lanfranchi, Farber, Marvaldi, Luque and Timi, 2014 Heteracanthocephalidae Petrochenko, 1956 Illiosentidae Golvan, 1960 Isthmosacanthidae Smales, 2012 Pomphorhynchidae Yamaguti, 1939 Rhadinorhynch

Arhythmacanthidae is a family of parasitic worms from the order Echinorhynchida.

Heteracanthocephalidae is a family of parasitic worms from the order Echinorhynchida.

Pomphorhynchidae is a family of parasitic worms from the order Echinorhynchida.

Diplosentidae is a family of parasitic worms from the order Echinorhynchida. ==Taxonomy==

Acanthocephaloides is a genus of parasitic worms belonging to the family Arhythmacanthidae. ==Taxonomy== A phylogenetic study has been conducted on Acanthocephaloides propinquus. ==Description== Acanthocephaloides species consist of a proboscis covered in hooks and a long trunk. ==Species== Species:

Cavisomidae are a family of parasitic worms from the order Echinorhynchida.

thumb|right|Cathayacanthus spinitruncatus thumb|right|SEM of Rhadinorhynchus oligospinosus thumb|right|SEM of Rhadinorhynchus oligospinosus thumb|right|SEM of Rhadinorhynchus oligospinosus thumb|right|Posterior trunk of a female Cathayacanthus spinitruncatus

Leptorhynchoididae is a family of parasitic worms from the order Echinorhynchida.

species of worm

Paracanthocephaloides is a genus in Acanthocephala (thorny-headed worms, also known as spiny-headed worms).

Diplosentis is a genus in Acanthocephala (thorny-headed worms, also known as spiny-headed worms).

Pararhadinorhynchus is a genus of worms belonging to the family Diplosentidae.

Filisoma is a genus in Acanthocephala (thorny-headed worms, also known as spiny-headed worms).

Fessisentis is a genus of parasitic spiny-headed (or thorny-headed) worms. It is the only genus in the family Fessisentidae. This genus contains six species that are distributed across the Eastern continental United States as far west as Oklahoma and Wisconsin. These worms parasitize salamanders and fish.

Neorhadinorhynchus is a genus in Acanthocephala (thorny-headed worms, also known as spiny-headed worms).