Is this a shellfish?

[Mr-Cucumber]

I found it on a snail shell. It seems to have been there for a long time and doesn't seem harmful. But I want to know what it is and what it eats.

 

[rowenaad]

Do you have a photo under white light and at a direct angle? If it is, it would be a filter feeder

 

[Mr-Cucumber]

Do you have a photo under white light and at a direct angle? If it is, it would be a filter feeder

 

[rowenaad]

Do you have a photo under white light and at a direct angle? If it is, it would be a filter feeder

Yea i think so. I had something similar on my clam

 

[Mr-Cucumber]

It's pretty interesting to watch them.