See an image that represents tlatoa in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).
Auh ixqujch nenca in tlaҫotototl, y xiuhtototl, in quetzaltototl, i ҫaqua, in tlauhquechol, yoan in ie ixqujch nepapan tototl in cenca vel tlatoa, in vel tepacic cujca = And there dwelt all [varieties of] birds of precious feather—the blue cotinga, the quetzal, the trupial, the red spoonbill, and all the different birds, which spoke very well; which sang right sweetly (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 3 -- The Origin of the Gods, Part IV, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1978), 14.
nopan tlatoz = will speak for me (In Toluca Valley wills, an indicator of who is to serve as executor)
Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 30.
ipan tlatoa, or ypan tlatoa = urge it, encourage it; to see that something is done
Robert Haskett and Stephanie Wood's notes from Nahuatl sessions with James Lockhart and subsequent research.