Echinodermata Monographs

BibliOdyssey has some beautiful plates of echinoderms from manuscripts by Louis Agassiz from the 1840s. Check out their site for more and where to go to see the full works online.

Sand dollar, more or less a flattened sea urchin.
Sand dollar, more or less a flattened sea urchin.

For more echinoderm fun, always check out the ECHINOBLOG!