References

Animal Diversity Web 2012. <URL: http://animaldiversity.ummz.umich.edu/accounts/Animalia/>. Accessed 10                November 2012.

Gillis, Rick. 2012. Animal Biology Lab Manual. University of Wisconsin- La Crosse, Biology Department

Hickman et al. 2012. Animal Diversity. McGraw-Hill, New York, New York, USA.

Leonard, A.B. 1959. Handbook of Gastropods in Kansas. Lawerence: University of
            Kansas, Department of Zoology.

Pilsbry, H.A. 1940. Land Mollusca of North America: North of Mexico. Philadelphia:
            Wickersham Printing Company.

San Diego State University 2012. <URL:                                http://www.biologylessons.sdsu.edu/classes/lab7/semnet/eukaryotic_cell.htm>. Accessed 10 November 2012.

Thorp, J. H. and A. P. Covich. 2010. Ecology and Classification of North American Freshwater Invertebrates. Elsevier,         London, UK.

 ZipcodeZoo 2012. <URL: http://zipcodezoo.com/Animals/M/Millerelix_simpsoni/>.  Accessed 25 October 2012.

 

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