External links (by no means complete)
Other land snail sites
- Land Snails of Pennsylvania www.carnegiemnh.org/mollusks/palandsnails/
- North American Land Snails northamericanlandsnails.org
Miscellaneous
- Bishops Mills Natural History Centre, Bishops Mills, Ontario www.pinicola.ca
- E-Fauna BC www.efauna.bc.ca