hitchhiker help ID

[Jrswish]

I started my tank yesterday, and first time doing saltwater and i got live rock.. and I have two creatures, a snail like thing thats on its back right now and then a worm but cant seem to find it again.

 

[TheEngineer]

I'm not seeing anything in these pictures...Can you get a closer picture? Make sure you are flat to the glass or you will get distortion in the picture.