close window
click image to enlarge

Same upper two masks of mask stack in photo at left. "Fig. 26. Uxmal. House of the Nuns. East building. The two highest masks of the mask column in the middle of the frieze of the west front facing the courtyard. (The snouts are broken off.)"
Scanned from Eduard Seler, “Die Ruinen von Uxmal,” 1917 (fig. 26).