Thanks Greg for the info.
I really appreciate it and no, you did not come across as a know it all.
I had wondered about that.
My LFS said it was a favites but most of the favites I had seen online did not quite look like mine. I will do some more research on Platygyra.
Greg, I think you are right.
The faviid family is large and there a subtle differences among the genius.
From Wet Web media.
Faviidae. Check out all 3 parts.
This is why RS and this COTM thread is special.
On other sites the members would all be flaming each other for misnaming their corals. RS is so polite and helpful!