Shathrissia zh'Cheen or Thriss was an Andorian zhen, the zhei of Andorian artist Sessethantis zh'Cheen and zhri'za (child by marriage) of Councillor Charivretha zh'Thane. Thriss was in a bondgroup with Anichent, Dizhei and Shar, all of whom called her zh'yi with great affection. Thriss travelled with Anichent and Dizhei to Deep Space 9 in June of 2376 to try to convince Shar to return to Andoria. (DS9 - Mission Gamma novel: Twilight) Thriss' Sending was held several months later. (DS9 - Worlds of Star Trek: Deep Space Nine novel: Andor: Paradigm)