I am Martina price. Daughter of ashella price. My mothers mother was Lucy Benett and her farther Ben price had 2 thumbs on each hand. I have 2 thumbs on one hand. It skips a generation my gal ain't got it but most likely one or more of my grandchildren will. I believe my granddad bens brother Henry also had them. I seem to be the only one from this generation to have them. Would be interested in f there are any more. X .