noun, plural ne·re·i·des [ni-ree-i-deez] /nɪˈri ɪˌdiz/.
Examples from the Web for nereis
There is another species, resembling Nereis procera which I have not yet identified.
The earth-worm, the lobworm, the nereis, and the leech belong to this division.
Nereis, the Rainbow Worm (p. 159) may be named as an example.Stories of the Universe: Animal Life|B. Lindsay
Large numbers of marine worms of the genus Nereis, which prey upon oysters, are eaten by shorebirds.Our Vanishing Wild Life|William T. Hornaday
Grube thinks that the nereis of Delle Chiaie is no other than the Polyno malleata.Animal Parasites and Messmates|P. J. Van Beneden