Note V-40 — Chapter V · THE CHICHIMEC PERIOD.
Reading edition
Gallatin, Amer. Ethno. Soc., Transact., vol. i., p. 205, thinks they may have had a share in the dismemberment of the Toltec empire, or may have seized the opportunity offered by the Toltec emigration to enter into the deserted lands. Cabrera states that they were driven from Aztlan. Teatro, p. 94.