Note IX-46 — Chapter IX · ANTIQUITIES OF THE CENTRAL PLATEAUX.
Reading edition
Dupaix, 1st exped., p. 13, pl. xxv.-vi., fig. 27-8; Kingsborough, vol. v., p. 221, vol. vi., pp. 428-9, vol. iv., pl. xii., fig. 27-8; Lenoir, in Antiq. Mex., tom. ii., div. i., pp. 33-4.