xoxotlani.

Headword: 
xoxotlani.
Principal English Translation: 

glowworm, firefly (see Karttunen)

Orthographic Variants: 
xoxōtlani
IPAspelling: 
ʃoʃoːtɬɑni
Frances Karttunen: 

XOXŌTLANI glowworn, firefly / cocuyo, luciérnaga (Z) [(2)Zp.77,230, (3)Xp.105]. X has MĒTZ for NI and adds final -TZIN. See XŌTLA.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 332.