Trinity means the 3 are 1.[1] Mormons believe the 3 are separate.[2]
Baptism does not mean water baptism exclusively.[3] What other sacraments did the Nicene creed mention?
The purpose of the new list was to exclude many groups. Christian Quakers exist does not mean non Christian Quakers do not exist. And the category was copied from an older list without much thought plausibly.