Conchologie (Schalenkunde)

• Worldwide Conchology: http://www.worldwideconchology.com
• Conchology.be (Guido und Philippe Poppe): http://www.conchology.be
• Malakos.com (Mark Ågren): http://www.malakos.com
  • Landschnecken und Meersschnecken
  • Museum (z.B. links gewundene Schnecken - Conchylia sinistralia)
  • Bücherei
• Carl Ruscoe (British Shell Collectors Club): An Insight Into Collecting Sinistral Shells.
• Harry G. Lee (Jacksonville Shell Club): Reverse coiled Gastropods.