Lewis Short
Tūtānus (noun M) : id.
* The name of a Roman guardian deity, who is fabled to have put Hannibal to flight, Varr. ap. Non. 47 fin.; cf. Becker, Antiq. 4, p. 14; and v. Tutelina.—Plur.: Titanas vobis Tutanos dicitis esse,Commod. 20, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary