Help identify please

[Ilikefishtheyarecool]

I found this in my reef tank, originally thought it was a part of a snail that a hermit crab ripped off but I counted all of my snails and I have all of them.

the last photo is bad but the small thing on on the right side of the stick.

 

[Ilikefishtheyarecool]

I found this in my reef tank, originally thought it was a part of a snail that a hermit crab ripped off but I counted all of my snails and I have all of them.

the last photo is bad but the small thing on on the right side of the stick.

Update* it just started moving around and went up the glass

 

[dedragon]

looks like a large flatworm but pics of the topside of it will help