Xaphan - Sometimes associated with Zephon.
Xaphan is one of the apostate angels who has fallen to the status of a demon of the 2nd rank.
when Satan (Lucifer) & the angels rebelled; Xaphan joined them & was greatly favored for his inventive mind,
He first suggested that the rebel angels set fire to Heaven; But before it was carried out he & his colleagues were hurled into the bottomless abyss Tartarus)... Xaphan is said to remain there forever fanning the embers in Hell's furnaces. Which is why his emblem is a pair of bellows. He is mentioned also in "De Plancy, Dictionnaire Infernal, 1863 ed."
Xathanael - Xathanael is said to be the sixth angel created-
This was stated in the "Gospel of Bartholomew" & also by the testimony of the demon Beliar.
He has also been associated with Nathanael.
Xexor - Mentioned in the Sixth & Seventh Books of Moses
as a benevolent spirit who is invoked in conjuring rights.
Xomoy - The twin of Xexor & Xonor who holds the same place
as a benevolent spirit invoked in conjuring rights.
Xonor - The twin aspect of Xexor & Xomoy. They are said to be the only three-sided aspects or "triplet" angels.
He is also invoked in conjuring rights.