Oligochaeta

The City Naturalist - Earthworms :

- Short account of earthworms; an article by Leslie Day.
Earthworm Biology and Production :

- Information circular from University of Florida, Institute of Food and Agricultural Sciences.
Earthworm Information :

- Extensive information about individual species, ecology and biology, and role in agriculture.
Lumbricus terrestris :

- Exercise from Invertebrate Anatomy OnLine covering the systematics, external and internal anatomy of the earthworm.
Oligochaeta :

- A nice summary of the families of freshwater Oligochaetes found in North America.
Worm Biology :

- Information on the anatomy of earthworms, different types, worms as bait, invasive species and worm reproduction.