Echinoderm Abnormality Research
   A summary, with pictures, of Annette Zukowski's research on echinoderm abnormality as a result of pollution by turbine fuel.
   http://www.ac.wwu.edu/~iws/echinoderm.htm

Echinoderm Envenomations
   Offers detailed information about venomous echinoderms, including pictures of poisonous species.
   http://www.emedicine.com/emerg/topic158.htm

Mark O'Loughlin - Echinoderms
   Includes list of publications and new species of Echinoderms described by P.M. O'Loughlin.
   http://www.geocities.com/echinoderms1935/

The California Academy of Sciences Echinoderm Web Page
   Abstracts from the Ninth International Echinoderm Conference, with links to other Echinodermata resources.
   http://www.calacademy.org/research/izg/echinoderm/