Note 790 — Chapter XVIII · ARCHITECTURE AND DWELLINGS OF THE NAHUAS.
Reading edition
'En los escalones habia tambien un cráneo entre piedra y piedra.' Ortega, in Veytia, Hist. Ant. Mej., tom. iii., p. 287. But this is unlikely. See also Gomara, Conq. Mex., fol. 121.