The spoonworm Echiurus echiurus was first described by the Prussian naturalist Peter Simon Pallas in 1766; he placed it in the earth worm genus Lumbricus. In the mid … Meer weergeven

Echiurans are exclusively marine and the majority of species live in the Atlantic Ocean. They are mostly infaunal, occupying burrows in the seabed, either in the lower Meer weergeven

A spoon worm can move about on the surface by extending its proboscis and grasping some object before pulling its body forward. Some worms, such as Echiurus, … Meer weergeven

Spoon worms are eaten in East and Southeast Asia. In South Korea fat innkeeper worms (Urechis unicinctus) are known as … Meer weergeven

Spoon worms vary in size from the giant Ikeda taenioides, nearly 2 m (7 ft) long with its proboscis extended, to the minute Lissomyema, measuring just 1 cm (0.4 in). Their bodies are generally cylindrical with two wider regions separated by a narrower region. … Meer weergeven

Echiurans are dioecious, with separate male and female individuals. The gonads are associated with the peritoneal membrane … Meer weergeven

According to the World Register of Marine Species:
• suborder Bonelliida
• suborder Echiurida
• Meer weergeven