Amaranth of the Claw Shansheeth

 was a red-jewelled Shansheeth of the Claw Shansheeth of the 15th Funeral Fleet. (PROSE: Death of the Doctor)

Amaranth, Azure and Aureolin faked the death of the Doctor together with Tia Karim of UNIT to get access to the TARDIS. (TV: Death of the Doctor)

Shansheeth Blue died when the memory weave overloaded. (TV: Death of the Doctor)

Behind the Scenes
The name Amaranth was only mentioned in the novelisation, in the TV series the Shansheet remained unammed.