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Annelids, Leeches, Polychaetes, and Segmented Worms (Annelida).
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Annelids, Leeches, Polychaetes, and Segmented Worms (Annelida).
http://www.infochembio.ethz.ch/Links/en/zool_weicht_wuermer_ringel.html
Analytical Chemistry. Classified links of the Chemistry Biology Information Center of ETH Zürich.
Biology > Biota > Fauna > Annelida
hirudinea nereis virens polychaetes annelids phylum diversicolor hediste chaetopterus variopedatus arenicola marina feather
Jan 1, 2007
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Other links at Biology > Biota > Fauna > Annelida
Annelida (segmented worms) Path Digital Universe Home > Life on Earth > Tree of Life > Nucleated Life (Eukaryota) > Animals > Annelida (segmented worms) Dioramas /content/2728/Dio.jpg Children Links
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Phylum: Annelida (segmented worms) - Iziko Museums of Cape Town, South African
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The phylum Annelida, segmented worms, is characterized by the possession of a coelom (body cavity), setae (moving bristles), and a body divided into segments by transverse rings.
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Fluid in coelom provides hydrostatic pressure for hydrostatic skeleton . Epidermis secretes cuticle.
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7. Annelida
Comprehensive information on these organisms and their phylogenetic relationships from the Tree of Life Web Project, with photographs of several species.
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Anatomical illustrations of segmented worms from the University of California at Santa Cruz.
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Annelid worms, brought to you by Biological Sciences at the University of Paisley.
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Slide 10 of 38 Phylum Annelida (segmented worms) Biology 200 Coral Reefs --
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