The Bluetick Coon hound is a dog that has been created through many other breeds. At first, these dogs were classified as English Coonhounds until the breed was given a name to call its own. The Bluetick is a hound dog that was used for hunting raccoons and other mammals.
http://www.akc.org/breeds/bluetick_coonhound/
http://www.dogbreedinfo.com/bluetick.htm