Codex Vaticanus A, p. 4v, detail.
"The first age in Mexican cosmogony ended with a great flood when the water deity descended to earth. Men were changed into fish, but one couple managed to escape the deluge. During this age, giants lived on earth (here, the large reclining body)."
S. Gruzinski, Painting the Conquest (Paris, 1992), p. 83.