Researcher provides this searchable database of references and citations for nudibranches.

University of Washington offers a comprehensive catalog of fossils for species of the genus Conus.

Australian research on cone shells and marine snails found in reefs worldwide. See photos, precautionary guides, and links.

Provides taxonomic, geographic, and ecological resources for this genus commonly found in Cuba, Hispanola, and southern Florida.

Learn about the habitat and physical characteristics of these topical mollusks including a genus which produces a venom fatal to humans.

Learn about the diet, habitat, and taxonomic classification of this variety of snail with a spiral shell.

Read an encyclopedia article about the sea snail and find links to related topics.

Explore studies of these slugs that are found in western Pacific waters. Offers photos, forums, links, and an Opisthobranch of the Week feature.

Thumbnail photos, classification and scientific information, and links for slugs found in the Mediterranean and the Philippines.

Ask questions and post information about nudibranch biology, read book reviews, or browse fact sheets by species.

Comprehensive research page includes a search tool for citations, archived copies of the newsletter, classification lists, and links.

Discover the Nudibranch of the Week, view photos, and peruse links to other nudibranch Web sites.