WormBase

The central database for Caenorhabditis elegans and related nematodes: genome sequences, gene models and mutant alleles.

WormBook

The online review of C. elegans biology, including the chapter on the Oscheius tipulae genome.

WormAtlas

Anatomy, cell lineage and behaviour of C. elegans, with an extensive collection of microscopy images.

WormBase ParaSite

Genome browser and annotation for Oscheius tipulae and other parasitic and free-living nematodes.

Worldwideworms

The worldwide sampling of Caenorhabditis: where wild nematodes are found, and the isolates collected from them.

Caenorhabditis Genetics Center

The stock centre that distributes C. elegans strains and other nematode species to the research community.

Nemaplex

Nematode taxonomy and biology reference, with profiles for many free-living and plant-parasitic genera.