Frogspawn question...again

[Vgyoung]

What is this bulge budding?<a href="http://s39.photobucket.com/user/Vincent_Young/media/Mobile%20Uploads/image_zpsc3329252.jpg.html" target="_blank"><img src="http://i39.photobucket.com/albums/e155/Vincent_Young/Mobile%20Uploads/image_zpsc3329252.jpg" border="0" alt=" photo image_zpsc3329252.jpg"/></a>

 

[Pxreefer]

Looks like flat worms

 

[Vgyoung]

Defiantly part of coral it's a buldge...