Theo'noe
(
Θεονόη).
1. A daughter of Proteus and Psammathe, who is said to have been in love with Canobus, the helmsman of Menelaus, who died in Egypt, in consequence of the bite of a snake.
She is also called Eido or Eidothea. (Eurip.
Helen. 11 ; Aristoph.
Thesm. 897 ; Plat.
Cratyl. p. 407;
Hom. Od. 4.363.)