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en.wikipedia.org/wiki/Nematode

The nematodes or roundworms constitute the phylum Nematoda. They are a diverse animal phylum inhabiting a broad range of environments. Nematode ...

www.ucmp.berkeley.edu/phyla/ecdysozoa/nematoda.html

Introduction to the Nematoda. the roundworms. There are thousands of nematodes. Not only are there more than 15,000 known species of roundworms, but ...

animaldiversity.org/accounts/Nematoda

Roundworms (nematodes) are bilaterally symmetrical, worm-like organisms that are surrounded by a strong, flexible noncellular layer called a cuticle.

eol.org/pages/2715/overview

The phylum Nematoda, commonly known as the roundworms, included 24,793 described species as of 2011. Described species, however, make up only a ...

www.encyclopedia.com/plants-and-animals/animals/zoology-invertebrates/nematoda

Get information, facts, and pictures about Nematoda at Encyclopedia.com. Make research projects and school reports about Nematoda easy with credible ...

www.britannica.com/animal/nematode

Nematode, also called roundworm, any worm of the phylum Nematoda. Nematodes are among the most abundant animals on Earth. They occur as parasites in ...

entnemdept.ufl.edu/creatures/nematode/soil_nematode.htm

Nematodes are roundworms in the Phylum Nematoda. Various authorities distinguish among 16 to 20 different orders within this phylum. Only about 10 of these ...

tolweb.org/Nematoda/2472

References. Aleshin, V. V., O. S. Kedrova, I. A. Milyutina, N. S. Vladychenskaya, and N. B. Petrov. 1998. Relationships among nematodes based on the analysis ...

www.ncbi.nlm.nih.gov/books/NBK453089

This chapter focuses on the nematode (roundworm) Caenorhabditis elegans as an example of the phylum Nematoda. C. elegans provides a powerful genetic ...