Mollusca
From the Department
of Ecology, Evolution and Behavior at the University of Minnesota.
Introduction to the Molluscs
Description of
Phylum and Classes from the "Reefkeeper's Guide to Invertebrate Zoology" by
Rob Toonen.
Phylum
Mollusca
From the Department
of Ecology, Evolution and Behavior at the University of Minnesota.
Phylum Mollusca
From
MEER (Marine and Environmental Education and Research, Inc.) description and
illustrations of the phylum including the following classes of Mollusk:
- Class Gastropoda ( snails, sea slugs)
- Class Pelecypoda(Bivalvia: clams, mussels, oysters, scallops)
- Class Cephalopoda (squids, octopus, nautilus, cuttlefish)
- Class Aplacophora
- Class Monoplacophora
- Class Polyplacophora (chitons)
- Class Scaphopoda (tusk shells)
- Class Caudofoveata
Mollusca
Links to various
species from The Marine Biological Laboratory in Woods Hole, Mass.
Mollusca:
Taxonomic Hierarchy
From Biosis, a
guide for Zoology.
Malacology: Mollusks, snails, slugs, clams, oysters, octopus,
squid
Taxonomic research
from the Australian Museum.
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Class
Polyplacophora (Chitons) 
Class Polyplacophora
Information from
a course on the marine invertebrates as part of the Open Studies programme
at the University of Warwick.
UCSC
Biology 150: Mollusca/Polyplacophora
A nice illustration
of a Chiton.
Chitons
Classification
and Natural History of Southern California Chitons.
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Class Gastropoda (Gastropods: Snails & relatives)
Slugs
An interesting
look at slugs, includes illustration and taxonomic information.
House
of Slime: Slugs
Another interesting
and entertaining website.
Bivalvia
Description
of Bivalvia from the Animal Diversity Web at the University of Michigan's
Museum of Zoology.
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Class Cephalopoda (Cephalopods: Squids & Octopuses)
The Cephalopoda Page
From the Tree
of Life, has a brief description of this group which includes number of
species, characteristics, and some of their habitats.
The
Cephalopod Page
This site has
basic information on cephalopods (octopus, squid, and such) as well as taxonomic
information, pictures, and pointers to additional resources.
About
Octopi .... 
From the Mote
Marine Laboratory in Sarasota, Florida.
In
Search of the Giant Octopus, Octopus dofleini
"We
present new data on Octopus dofleini, which was previously studied
primarily in British Columbia, from Prince William Sound and Cook Inlet, Alaska."
Ocean
Planet: In Search of Giant Squid
A fascinating
look at the giant squid, from the Smithsonian Natural History Website.
Cephalopods in
Action
"These WWW pages
have been created to serve as a multimedia appendix to traditional scientific
publications on squids, octopus and their relatives." HUGE video files.
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