Chapter 22 Web Links

Chapter 22 Annelida: The Metameric Body Form

Phylum Annelida. Animal Diversity Web, University of Michigan.

Introduction to the Annelida. University of California at Berkeley Museum of Paleontology. This site provides an introduction to the annelids. It contains information on annelids in the fossil record and annelid life histories, systematics, and morphology, as well as many links.

Annelida. Arizona's Tree of Life Web Page. Pictures, characteristics, phylogenetic relationships, references on annelids. Pictures and references on annelids.

University of Minnesota- Phylum Annelida. A link to the earthworm dissection page.

Phylum Annelida. Various photomicrographs of annelids, and external and internal anatomy.

Annelid Resources: Another Can of Worms: Phylum Annelida: Polychaetes, Oligochaetes, Leeches, and allies. Also includes information and links on beard worms and vent worms.

Annelida- Introduction. Information on various species of annelids from the University of Paisley.

Oligochaetes

FAQ about Earthworms. This site contains photographs of earthworms and cocoons, answers to frequently asked questions about earthworms, and a description of earthworm sampling techniques.

Earthworm Dissection Guides. A guide only, no photographs or diagrams, yet there is much material on taxonomy, and description of structure and function.

Phylum Annelida. Go to Earthworm Dissection. Nice photos, both labeled and unlabeled.

Science for Home Schools. This is directed for K-12 students, but is a good review.

Polychaetes

Introduction to the Polychaeta. University of California at Berkeley Museum of Paleontology. Links to the fossil record, life history and ecology, systematics, and more on morphology. Each site typically includes at least one picture of a member of the taxon.

Class Polychaeta. Nice images, which you can click on to view full size.

Hirudineans

Biopharm Site on Leeches. "The Biting Edge of Science." This site provides interesting information on the use of leeches in anticoagulant research. In addition, it answers many frequently asked questions about leeches.

Phyla possibly related to annelids

Pogonophora. Arizona's Tree of Life Web Page. Pictures, characteristics, phylogenetic relationships, references on pogonophorans. References on these interesting tube worms.

Sipuncula. From the Arizona Tree of Life.

Nemertea. From the Arizona Tree of Life.

Introduction to the Nemertini. The name of this group is also spelled Nemertinia or Nemertea). These are the ribbon worms.

Tardigrade Appreciation Headquarters. A site devoted to appreciation and information about tardigrades (sometimes called moss piglets), complete with links to other sites on tardigrades.

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