Hello, been trying to ID this girl but to no avail.
I found this picture through a tumblr, but also a forum thread on bottomless girls. I don't believe he just to be a generic self-shooter. The photo quality doesn't suggest it.
Here, possibly the starting source
http://www.malina-mix.com/findpost492072
and here,
http://bottomlessgirls.tumblr.com/post/2751953173