In the A Song of Ice and Fire series, everyone who claims to be the rightful heir to the Iron throne uses the following title:
However, in Game of Thrones the Rhoynar are always omitted And up until now I had assumed this was because they were never mentioned in other contexts and it was just to avoid confusing people. For example in S04E05- First of His Name when Tommen is crowned king, the High Septon crowns him:
Tommen of the house Baratheon, First of his name, King of the Andals and the first Men, Lord of the Seven Kingdoms and Protector of the Realm
However in the most recent episode, The Children, Daenerys (for what I believe to be the first time), is announced as also holding this honour:
Have I missed previous mentions or was this just an error added in by a fan working in the graphics department?