Echinorhynchidae

Echinorhynchidae 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
 * Solearhynchus de Buron & Maillard, 1985
 * Incertae sedis
 * Neoacanthocephaloides Cable & Quick, 1954
 * Pseudoacanthocephalus Petrochenko, 1958 - This genus parasitizes amphibians and reptiles globally.
 * Pseudoacanthocephalus goodmani was found infesting Sclerophrys gutturalis, an invasive species on the island of Mauritius.
 * Pseudoacanthocephalus lutzi was found infesting cane toad in the Americas.
 * Pseudoacanthocephalus nickoli was found infesting Sanguirana luzonensis and Hylarana similis on Luzon Island, Philippines.
 * Pseudoacanthocephalus smalesi was found infesting Sphenomorphus abdictus on Luzon Island, Philippines.

In 2019, Kvach & de Buron added to the family a new species, Harpagorhynchus golvaneuzeti, which represents a new genus, Harpagorhynchus and a new subfamily, the Harpagorhynchinae. The specific epithet refers to two famous French parasitologists, Yves-Jean Golvan and Louis Euzet.