an egg shell (see Karttunen)
TŌTOLTECACAHUA-TL egg shell / cascarón de huevo (T) [(1)Tp.242]. M has totoltecacalli with the same sense. See TŌTOLTE-TL, CACAHUA-TL. /248/ Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 248.