Strobilops affinis - Eightfold Pinecone


Links to other sites:
WI DNR Website on Strobilops affinis:

A Nature Serve Explorer Comprehensive Report on Strobilops affinis:

Integrated Taxonomic Information System Standard Report on Strobilops affinis:

Land snails in Wisconsin: Wisconsin Land Snails.

Other organisms: Multiple Organisms.

University of Wisconsin La- Crosse website

Baker, F.C. 1939. Fieldbook of Illinois land snails. State of Illinois Natural History Survey Division, Urbana, Illinois, Manual 2:110-115.

Burch, J.B. 1962. How to know the eastern land snails. WMC Brown Company, Dubuque, Iowa, USA.

Dourson, D. and J. Dourson. 2006. Land snails of the great smoky mountains (Eastern Region). Appalachian Highlands Science Learning Center Purchase Knob Great Smoky Mountains National Park. 

Endangered Resources Program Species Information: Eightfold Pinecone (Strobilops affinis). 2009. <URL:>. Accessed 2 March 2011.

Hess, L. 1974. A Snail's Pace. Charles Scribner's Sons, New York.

Hickman, C.P., L.S. Roberts, S.L. Keen, A. Larson, D.J. Eisenhour. 2009. Animal Diversity. McGraw Hill, USA.

Hotopp, K. 2005. Land snail ecology. Carnegie Museum of Natural History- Mollusks. <URL:> Accessed 2 March 2011.

Hubricht, L. 1985. The distribution of the native land mollusks of the eastern United States. Fieldiana Zoology 24:13, 106.

Judd, W.W. 1957. The food of Jefferson's Salamander, Ambystoma Jeffersonianum, in Rondeau Park, Ontario. Ecology 38(1):77-81.

Nekola, J.C. 2003. Terrestrial gastropod fauna of northeastern Wisconsin and the southern Upper Peninsula of Michigan. American Malacological Bulletin 18:21-44.

Pilsbry, H.A. 1939-1948. Land Mollusca of North America (North of Mexico). Monographs of the Academy of Natural Sciences of Philadelphia, Volume II, Part 2:848-853, 860-862.

Pilsbry, H.A. 1927-1935. Manual of Conchology- Geographic Distribution of Pupillidae; Strobilopsidae, Valloniidae and Pleurodiscidae. Conchological Department Academy of Natural Science, Philadelphia, Pennsylvania, Volume XXVIII.

Toader-Williams, A., N. Golubkin. 2009. Investigation upon the edible snail’s potential as source of selenium for human health and nutrition observing its food chemical contaminant risk factor with heavy metals. Bulletin UASVM Agriculture 66(2).

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