Tata is a male dogfish from Xanth. He was first introduced in Ghost Writer in the Sky as a major character.
Tata is a character in "The Lizard of Waz" written by Goar. He is a computer dogfish pet. He was able to leave and became the host to Princess Eve. His bark is worse that his byte. He was a witness at the wedding of Rhythm and Cyrus.
Novels: Ghost Writer in the Sky, Fire Sail