Definition of Entoprocta in English:


proper noun

  • A small phylum of sedentary aquatic invertebrates that resemble moss animals. They have a rounded body on a long stalk, bearing a ring of tentacles for filtering food from the water.

    • ‘Cycliophora was originally allied to the Entoprocta and Ectoprocta based on ultrastructual research.’
    • ‘In our original description the Cycliophora was related to the Entoprocta and Ectoprocta on the basis of ultrastructural research.’
    • ‘When the character scoring between these studies is compared, one finds no debate about character scoring for phyla such as Mollusca, Sipuncula, Echiura, and Entoprocta.’
    • ‘In the original description we stated that the Cycliophora are related to Entoprocta / Ectoprocta.’
    • ‘This group includes the Phoronida and Entoprocta (both small groups) as well as the Bryozoa (‘moss’ animals) and Brachiopoda, both of which have an extensive fossil record.’


Modern Latin (plural), from Greek entos within + prōktos anus the anus being within the ring of tentacles.