Well,

not really guro.
You may want to proclaim the "centaur"-Part is some kind of grotesque deformation, so it's OK.

On the other hand you may herd this towards furry (aaw muy gaawd!). So, if you violently dislike furry, stay away.

Or, in reminiscence of "ye olde map of the world": Here be fur.

yiff in hell furfags!!!

(USER WAS BANNED FOR THIS POST)

Borderline /f/ material. Proceed with caution.

http://g.e-hentai.org/g/338606/bfffac4637/

Same artist, wonderful loli octopus sex.
Must see :)

SHIS is one of my new favourite artists:

http://sawakihein.bufsiz.jp/index.html#ABOUT
http://www.pixiv.net/member.php?id=14168