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tecutlacozauhqui.

Headword: 
tecutlacozauhqui.
Principal English Translation: 

a tropical rattlesnake
Digital Florentine Codex/Códice Florentino Digital, edited by Kim N. Richter and Alicia Maria Houtrouw, "Book 11: Earthly Things", fol. 77r, Getty Research Institute, 2023. https://florentinecodex.getty.edu/en/book/11/folio/77r/images/0 Accessed 29 October 2025.

Orthographic Variants: 
teuctlacozauhqui
Alonso de Molina: 

tecutlacozauhqui. biuora grande pintada y muy ponzoñosa.
Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 93v. col. 2. Thanks to Joe Campbell for providing the transcription.

Attestations from sources in English: 

Molina explains that this snake is large, colorful, and very poisonous. The citation above, to the Florentine Codex, includes a painting of this serpent. See other paintings of the snake on: https://florentinecodex.getty.edu/book/11/folio/78r/images/0 and https://florentinecodex.getty.edu/book/11/folio/78v/images/0. (SW)

See also: 
teuctli.
tzauhqui.