Echiurida is a suborder of the order Echiuroidea, an order of

polychaete Polychaeta () is a paraphyletic class of generally marine Annelid, annelid worms, common name, commonly called bristle worms or polychaetes (). Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called c ...

worms.

Families

The following families are classified within the suborder: * Echiuridae Quatrefages, 1847 *

Thalassematidae Thalassematidae is a family of spoonworms in the suborder Echiurida. Genera The World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive c ...

Forbes ''Forbes'' () is an American business magazine founded by B. C. Forbes in 1917. It has been owned by the Hong Kong–based investment group Integrated Whale Media Investments since 2014. Its chairman and editor-in-chief is Steve Forbes. The co ...

& Goodsir, 1841 *

Urechidae Urechidae (commonly known as "fat innkeeper" or "penis fish") is a Family (biology), family of Echiura, spoonworms in the subclass Echiura. The only genus in the family is ''Urechis'', which has four species. Species The World Register of Marine ...

Monro Monro is a surname. Notable people with the surname include: In science and education * Alexander Monro (primus), the founder of Edinburgh Medical School * Alexander Monro (secundus), Scottish anatomist, physician and medical educator * Alexander ...

, 1927

References

{{Taxonbar, from=Q18668416 Echiurans