Nemertea

Nemertea is a phylum of animals also known as ribbon worms or proboscis worms, consisting of about 1300 known species. Most ribbon worms are very slim, usually only a few millimeters wide, although a few have relatively short but wide bodies. Many have patterns of yellow, orange, red and green coloration. The foregut, stomach and intestine run a little below the midline of the body, the anus is at the tip of the tail, and the mouth is under the front. A little above the gut is the , a cavity which mostly runs above the midline and ends a little short of the rear of the body. All species have

Anopla (for changes in taxonomy, see reference from 2019) has long been used as name for a class of marine worms of the phylum Nemertea, characterized by the absence of stylets on the proboscis, the mouth being below or behind the brain, and by having separate openings for the mouth and proboscis. The other long used class of Nemertea are the Enopla (for changes in taxonomy, see reference from 2019). Although Anopla is a paraphyletic grouping, it is used in almost all scientific classifications. Anopla is divided into two orders: Palaeonemertea and Heteronemertea.

Zygonemertes is a genus of worms belonging to the family Zygonemertidae.

Hubrechtia is a monotypic genus of worms belonging to the family Hubrechtiidae. The only species is Hubrechtia desiderata.

Nipponnemertes is a genus of worms belonging to the family Cratenemertidae.

species of worm

Tetranemertes is a genus of worms belonging to the family Poseidonemertidae.

Pelagonemertes is a genus of pelagic nemertean belonging to the family Pelagonemertidae.

Oerstedia is a genus of worms belonging to the family Oerstediidae.

Prosorhochmus is a genus of worms belonging to the family Prosorhochmidae.

Paradinonemertes is a genus of worms belonging to the family Dinonemertidae.

Ramphogordius is a genus of worms belonging to the family Lineidae.

genus of worms

Carinoma is a genus of worms belonging to the family Carinomidae.

Paradrepanophorus is a genus of worms belonging to the family Paradrepanophoridae.

Paranemertes is a genus of worms belonging to the family Neesiidae.

Ototyphlonemertes is a genus of worms belonging to the family Ototyphlonemertidae. The distribution of members of this genus includes Eurasia.

Valencinia is a genus of worms belonging to the family Valenciniidae.

Callinera is a genus of worms belonging to the family Callineridae.

Ovicides is a genus of worms belonging to the family Carcinonemertidae.