References: 

Benson, A. J., and M. E. Neilson. 2013. Melanoides tuberculatus. USGS Nonindigenous Aquatic Species Database, Gainesville, FL. 
<http://nas.er.usgs.gov/queries/FactSheet.aspx?speciesID=1037> Accessed 10 April 2013.

Boone, Jim.2002 Red-Rimmed Melania(Melanoides Tuberculata). <http://www.birdandhike.com> Accessed 12 April 2013.

Hamalainen, Emil M. Snails Biology, Ecology, and Conservation. New York: Nova Science Publishers, Inc, 2012. eBook.

Keeling, P. and Simpson, A. and Leander, B.S.2003. Eukaryota. Encyclopedia of Life.URL:http://eol.org/. 

Hickman C. Roberts L. Keen S. Larson A. Eisenhour. 2012 Animal Diversity. New York, NY: The McGraw-Hill Companies, Inc. pp 189-191.

Melanoides tuberculata - Red-rimmed Melania.2007. <http://el.erdc.usace.army.mil/ansrp/ANSIS/html/melanoides_tuberculata_red_rimmed_melania.htm>. Accessed 12 April 2013.

Meyers, P 2001. Animalia. Animal Diversity Web. <http://animaldiversity.ummz.umich.edu>.Accessed 11 April 2013

Murray, James B. Wingard, G. Schill, W. Phillips , E. 2008.Red-Rimmed Melania. USGS Fact Sheet: 2008-3006 <http://pubs.er.usgs.gov/publication/fs20083006> Accessed 4 April 2013.

Taylor Christopher.2003.Caebigastropda.Taxondiversity. <http://taxondiversity.fieldofscience.com>  

Vogler, R.E., Nunez, V., Gutierrez Gregoric, D.E., Bettramino, A.A., and Peso, J.G. 2012. Melanoides tuberoulata: The History of an Invader . Snails: 66-71.

Internet Links used:

<URL: http://www.scientific-web.com/en/Biology/Animalia/Mollusca/MelanoidesTuberculata01.html>  Accessed 10 April 2013.

<URL: http://www.aquariumdomain.com/viewFreshwaterInvertSpecies.php?invert_freshwater_id=23> Accessed 10 April 2013.