Very possibly a GigGood catch on possibly being a gig. I am at home now and on pc and have to agree, it may be one. Need to see tentacles at and around the mouth to make a positive ID.
Note to self, mirror phone to pc at work lol.
Was sold as Haddoni from LFS, but I think it is a Gig honestly also.
Unfortunately when he was happiest and properly open in my old tank he was also in this orientation...... so I never got a good photo of his mouth.... lol...
I found this Not sure if it's clear enough: