Cyrus is a merman from the Region of Water in Xanth. He was first mentioned in Night Mare.
Cyrus was delivered in 1064. He is the son of Siren and Morris, husband of Merci, and father of Cerci. He is 53 years old.
Cyrus is like his mother, he can change his lower body from legs to a tail at will.
Novels: Night Mare, Demons Don't Dream, Roc and a Hard Place, Faun and Games