Well go ahead and jump right in there ra, I think it is a
Montipora turtlensis
Look at image 2 and click on it to make it bigger
http://whelk.aims.gov.au/coralsearch...0pages/277.htm
I don't see any nodualr upgrowths in any of the mentioned acro's. I also agree with Playa, I can't find one that really looks like yours, there is always something not right. Was this a home-grown coral.
Maybe it is to early in the morning and I'm not awake yet
