General:

• Journal of Molluscan Studies (at Oxford University Press)
• Mollia: information for malacologists (includes 'Instructions for Authors' for many molluscan journals & more)
• Molluscan Evolution listserver
• Biosis Internet Resource Guide for Mollusca
• Opisthobranch Newsletter
• Australian Museum
• Cephalopod International Advisory Council (links to many other cephalopod sites)
• Cephalopod Page
• Cephalopod Page Listserver
• Tropical Marine Mollusc Programme
• Tentacle

Other Societies:

• The Conchological Society of Great Britain and Ireland
• Malacological Society of Australasia
• Conchologists of America
• American Malacological Society, Inc. (links to many other sites)
• European Quaternary Malacologists (EQMal)
• The Dutch Malacological Society
• The Italian Malacological Society (S.I.M.)
• The Association of Polish Malacologists
• Belgian Malacological Society
• German Malacological Society
• The Ray Society
• The Society for the History of Natural History
• Linnean Society
• The ICZN

Photographers:

• Denis Riek