[19-†] Geographia de las Lenguas y Carta Ethnographica de México. By Manuel Orozco y Berra, México, 1864, p. 100. Ibid. p. 115. Quadro descriptivo y comparativo de las Lenguas indígenas de México. By D. Francisco Pimentel. México, 1865. Tom. 11, p. 36.

[21-*] Incidents of Travel in Yucatan, Stephens, vol. II., page 445. History of the Conquest of Mexico, Prescott, vol. III., page 370.

[21-†] Incidents of Travel in Yucatan, vol. I., page 323.

[23-*] Incidents of Travel in Yucatan, Stephens, vol. I., page 212.

[23-†] Historia de Yucatan. Cogolludo. Lib. III., Cap. XI.

[24-*] Historia de Yucatan. Cogolludo. Lib. III., Cap. VII.

[25-*] History of the Conquest of Mexico. Prescott, Vol. III., page 294.

[29-*] Collection des Mémoires sur l’Amérique, Recueil des Pièces sur le Mexique trad., par Ternaux-Compans, p. 307.

[32-*] The Native Races of the Pacific States of North America. By Hubert H. Bancroft. San Francisco, 1875. Vol. II., page 780.

[33-*] Relation des choses de Yucatan. By Diego de Landa, Paris, 1864, pp. 44, 316.