Never seen this one...

[JDavis]

Had to turn off the blue LEDs on my Evolution fixture. IPhone pic....

 

[cbrennan4]

It looks like a new zoa that is coming out of florida, I think they are called white butterfly paly's. Here's a link Four new species of zoanthids identified — Advanced Aquarist | Aquarist Magazine and Blog

 

[JDavis]

Helps if I don't move the pics around!