Nemertea is a phylum of animals also known as ribbon worms or proboscis worms, consisting of about 1300 known species. [2][3] Most ribbon worms are very slim, usually only a few millimeters wide, although a few have relatively short but wide bodies.

Mar 20, 2018 · Ne­merteans are found world-wide. The ma­jor­ity of species in this phy­lum are ma­rine, ben­thic, or lit­toral an­i­mals, known from in­ter­tidal to deep sea en­vi­ron­ments. A few are …

The Nemertea are colloquially known as ribbon worms. Most species of phylum Nemertea are marine, predominantly benthic or bottom dwellers, with an estimated 900 species known.

ribbon worm, any member of the invertebrate phylum Nemertea (sometimes called Nemertinea, or Rhynchocoela), which includes mainly free-living forms but also a few parasites of crustaceans, mollusks, and sea squirts.

Nemertea is a phylum of invertebrate animals also known as 'ribbon worms' or 'proboscis worms'. Alternative names for the phylum have included Nemertini, Nemertinea and Rhynchocoela. Although most are less than 20 centimetres (7.9 in) long, …

Nemertea is a phylum of largely aquatic invertebrate animals also known as ribbon worms or proboscis worms and characterized by long, thin, unsegmented body that is flattened posteriorly and cylindrical anteriorly and has a long retractable proboscis that can evert for such purposes as capturing prey, defense, and locomotion.

Mar 9, 2020 · The Nemertea (Ribbon Worms) show the most advanced development of all the acoelomate phyla. In some books, they are also referred to as the Rhynchocoela, Nemertinea, Nemertina, Nemertini or ‘Proboscis Worms’.

Nemertea is a phylum of invertebrate animals also known as ribbon worms or proboscis worms. [1] Most of the 1,400 or so species are marine, with a few living in fresh water and a small number of terrestrial forms. They live in all marine habitats, and throughout the world's oceans. [2]

Apr 11, 2025 · Species of the phylum Nemertea, or ribbonworms, inhabit all parts of the world's oceans, as well as many freshwater and terrestrial habitats. They are unsegmented worms characterized by a unique and remarkable eversible proboscis used for prey capture and sometimes locomotion.

The Nemertea are colloquially known as ribbon worms. Most species of phylum Nemertea are marine (predominantly benthic or bottom dwellers) with an estimated 900 species known.