The point of my 50 year old story is...Don't Give Up! When you least expect it Mallow will be sitting right there like nothing happened.That's an idea. I could try it out.
I just searched the drainage and substrate, piece by piece, pouring over every last bit, and found nothing. Not even an exoskeleton. He's just gone. I don't know what to do. If I should keep looking, or give up, or what...