Echiurida

Echiurida is a suborder of the order Echiuroidea, an order of polychaete worms.

Echiurida
Echiura at a market in South Korea
Scientific classification
Kingdom:	Animalia
Phylum:	Annelida
Clade:	Pleistoannelida
Clade:	Sedentaria
Subclass:	Echiura
Order:	Echiuroidea
Suborder:	Echiurida Bock, 1942
Families
Echiuridae Thalassematidae Urechidae

Families

The following families are classified within the suborder:^[1]

• Echiuridae Quatrefages, 1847
• Thalassematidae Forbes & Goodsir, 1841
• Urechidae Monro, 1927