Hotopp, K. P. 2002. Land Snails and Soil Calcium in Central Apalachian Mountain Forest Pages 27-44 in Southeastern Naturalist Vol. 1 No. 1. Humboldt Field Research Institute, Maine, USA.

Kralka, R. A. 1986. Population Characteristics of Terrestrial Gastropods in Boreal Forest Habitats. Pages 156-164 in American Midland Naturalist Vol. 115 No. 1.  The University of Notre Dame, Notre Dame, Indiana, USA.  

Martin, S. M. 2000. Terrestrial Snails and Slugs (Mollusca: Gastropoda) of Maine, Pages 33-88 in Northeastern Naturalist Vol. 7 No. 1. Humboldt Field Research Institute, Maine, USA.  

Nekola, J. C. 2003, Large-scale terrestrial gastropod community composition patterns in the Great Lakes region of North America, Pages 55-71 in Diversity and Distributions, Vol. 9 Issue 1. Blackwell Publishing Ltd., Boston, Massachusetts, USA.  

Serb, J. M. and Eernisse, D. J. 2008. Charting Evolution’s Trajectory: using Molluscan Eye Diversity to Understand Parallel and Convergent Evolution. Pages 439-447 in Evolution: Education and Outreach Vol. 1 No. 4. Springer New York, New York, USA.  

Pilsbury, H. A. 1948.  Land Mollusca of North America (North of Mexico).  V. 1, Part 2. page 644. Philadelphia, Pennsylvania, USA.

Links to Related Sites  

Wisconsin Land Snails Page