Nereis is a genus of polychaete worms in the family Nereididae. It comprises many species, most of which are marine. Nereis possess setae and parapodia for locomotion and gas exchange. [1] They may have two types of setae, which are found …

Nereis or Neanthes is a marine polychaete annelid that lives in burrows in sea bottom and comes out in night to prey upon small animals. N. virens (Sandworm), N. pelagica (Type-species) and N. succinea (Clam worm) are common species of Nereis.

Believed to be named after the name of the nymphs in Greek mythology. The Nereids (Greek: Νηρηΐδες Nereides, sg. Νηρηΐς Nereis) are sea nymphs, female spirits of sea waters, the 50 daughters of Nereus and Doris [source: Wikipedia] Read, G.; Fauchald, K. (Ed.) (2024). World Polychaeta Database. Nereis Linnaeus, 1758.

Nereis vexillosa (common name: Mussel worm) belongs to the phylum Annelida, a group known as the segmented worms. It is generally iridescent green and can reach 30 cm in length.

Nereis is a genus of polychaete worms in the family Nereidae. It comprises many species, most of which are marine. Nereis possess setae and parapodia for locomotion. They may have two types of setae, which are found on the parapodia. Acicular setae provide support. Locomotor chaetae are for crawling, and are the bristles that are visible on the ...

Nereis is the type taxon of the family Nereididae. It is a large assemblage of species, currently with 226 species attributed to the genus, many that probably belong in other genera.

Take a preserved nereis wash it and fix in a dissecting tray. Make a superficial incision from anterior to posterior end, carefully remove the flap of skin and fix on side by pins.

Neanthes is one of the largest and most common typical marine annelid with most of the characteristics of the phylum. Nereis includes several species, of which more common are N.virens, N.cultrifera, N.dumerilli, N diversicolor, N pelagica and N succinea. The following account largely pertains to Nereis virens.

In this article we will discuss about the T. S. body and p arapodium of nereis. 1. It is the slide of T. S. of Nereis. 2. The body wall is comprised of a’ outermost thin cuticle, a layer c epidermis and a thick layer of circular muscles. 3.

The most common North American species is Nereis limnicola, found on the Atlantic and Pacific coasts. N. virens, which may be as long as 80 cm (31.5 inches), occurs on both sides of the North Atlantic. Some rag worms are commonly used by fishermen for bait. This article was most recently revised and updated by John P. Rafferty.