nereis

[neer-ee-is]

noun

plural

nereides 

1. clamworm.

nereis

/ ˈnɪərɪɪs /

noun

1. any polychaete worm of the genus Nereis See ragworm

Word History and Origins

Origin of nereis¹

C18: from Latin; see _Nereid ¹

Example Sentences

It is in this way that there are to be explained the investigations made by Van Beneden and Jülin upon the eggs of ascidians, by Wilson upon the egg of Nereis, by Roux upon the egg of Rana esculenta, and by me on the egg of Triton.

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Slides or diagrams, showing a dividing amœba, a dividing paramecium, a dividing vorticella, reproduction in some form of sporozoa, budding hydra, gemmules of spongilla, and some species of worm as Dero or Nereis in the process of dividing.

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The earth-worm, the lobworm, the nereis, and the leech belong to this division.

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A, Diagram of the nephridium of Nereis diversicolor.

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Thus Nereis among the latter worms, from the resemblance which its excretory system bears to that of the Oligochaeta, may be made the starting-point of a series.

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