Looks like the University of Florida sites have new URLs.
Singing Insects of North America (http://www.entnemdept.ufl.edu/walker/buzz/)
Homoptera: Cicadoidea: Cicadidae (http://entomology.ifas.ufl.edu/foltz/eny3005/lab1/Homoptera/Cicadid.htm)
Cicadas (of Florida), Neocicada hieroglyphica (Say), Tibicen, Diceroprocta and Melampsalta spp.