Weird stem

[niebz77]

Can anyone id these 3 stem looking things growing of this candy cane coral

 

[blecki]

Vermitid

Hard? Spiral base? Incredibly sharp when broken off?

 

[niebz77]

Vermitid

Hard? Spiral base? Incredibly sharp when broken off?

I haven’t touched it just looks like a little branch growing off the base of the coral

 

[EeyoreIsMySpiritAnimal]

Vermetid snails.
Often harmless but can sometimes irritate corals.