There was an old thread like this, and I say we get it rolling again. Not too sure of the name of the position but there are a lot of them like this.
Katka - http://www.youjizz.com/videos/katka-analized-2260537.html
flying-cowgirl is a tumblr dedicated to vaginal reverse cowgirl with legs up.
yesss i love full nelsons...i wish full nelson dps were more common