Help with an ID? Who can help?

[kdubble78]

I just noticed this on my glass. Any insight would be welcomed.

 

[Widdy]

Nudibranch. Missing any zoas lately? But looks similar to Berghia Nudibranch, but I wouldn't chance it.

 

[kdubble78]

No missing Zoas that I noticed. I sucked him out but should I assume if there is one there should be more?

 

[Widdy]

Added anything new lately? Could've been a hitchhiker. But I would keep an eye out for more. Also check under corals/frag plugs for eggs. It'll look something similar to