These folks seem to be the go-to's for lawn grass info.
http://www.westernsod.com/
I recently saw Bobsod at HD, but a couple of years ago when we bought it there, it was two different types of grass, both labeled Bobsod.
And some more info:
http://www.phoenixtropicals.co...
http://local.garden.org/Seedin...
After many years, St. Augustine has almost pushed Bermuda out of the front yard. I say 'almost' because I don't think you could entirely kill the stuff with a nuke. Personally, I love St. Augustine. It's springy, very tough so it holds up to lots of traffic and it's pretty.