I found this in the bank of the Iowa River amongst a nice collection of brachiopods. I have been trying to visualize an ancient living creature at the center of this rock, but I suspect my great discovery is nothing more than some type of weird rock. Would really appreciate your expertise and opinions!
I have included photos of
Left outside
Right outside
Middle
Left middle
Right middle
Closeup
Fossils from reference layer.
IMG_0976.HEIC IMG_0975.HEIC IMG_0972.HEIC IMG_0971.HEIC IMG_0970.HEIC IMG_0969.HEIC IMG_0968.HEIC