Mollusca
Alabama Mollusks
Overview of endangered, common, and exotic freshwater and marine bivalves and gastropods.
Aquatic Mollusca of Illinois
Online field guide to freshwater bivalves and gastropods.
Aquatic Mollusks of North Dakota
Distribution information and photos for 44 species of mussels, pill clams, and snails.
Catalogue of Mediterranean Seashells
Listing of major taxa in the region in all molluscan classes with line drawings of some species.
Check List of European Marine Mollusca
This site provides a searchable database that allows the user to search for taxonomic references by taxon, geographical locality, author or keyword.
Endangered Mollusk Images
Pictures of North American clams and mussels from Environmental Education on the Internet (EE-Link).
Freshwater Molluscan Shells
Extensive systematic information about freshwater gastropods and bivalves.
Keys to the Mollusks of the Hawaiian Islands
Identification guide to Hawaiian bivalves and gastropods.
Micro Shells
Searchable database of marine shells and fresh-water shells and land snails, over 1,300 species in the world are listed. Many photos to aid identification. Taxonomic scheme shown.
Molluscan Pictures
Images from Singapore, West Malaysia, and southeast Asia. Includes facts on the varied habitats of these creatures.
Molluscs of Malta
Includes checklists of the shells inhabiting the islands of Malta and Gozo in the central Mediterranean.
Mollusks of San Salvador, Bahamas
Photos of representatives of the major families of bivalves and gastropods.
Nearctica Mollusks
General information about classes of mollusks with extensive links.
Phylum Mollusca
Information about mollusks from the Animal Diversity Web.
Seashells of New South Wales
A guide to the sea shells of New South Wales, Australia, with high quality images and detailed information.
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