See an image that represents macuilli in the Visual Lexicon of Aztec Hieroglyphs, ed. Stephanie Wood (Eugene, Ore.: Wired Humanities, 2020-present).
5tli nitlanahuatia = Fifth I order (Santa María de la Asunción, Toluca Valley, 1737)Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 179.
yz ca[te?] yn imecava y to thomas yn [...]catyca chicuacemi y
çe tlacatl ytoca maria tlacu ynic umety ytoca marda xocu yniquety ayamo mocuatequia ytoca teycuh ynic navity camo mocuatequia teycuh ynic macuillty amo [c.q] ytoca necavall ynic chicuacemi [c s'] ytoca magdallena teya[...]pa = Here are the concubines of don Tomás [...] six of them. The first is named María Tlaco, the second is named Marta Xoco. The third, not yet baptized, is named Teicuh. The fourth, not baptized, is named Teicuh. The fifth, not baptized, is named Necahual. The sixth, baptized, is named Magdalena Teya[ca]pan. (Cuernavaca region, ca. 1540s)
The Book of Tributes: Early Sixteenth-Century Nahuatl Censuses from Morelos, ed. and transl. S. L. Cline, (Los Angeles: UCLA Latin American Center Publications, 1993), 110–111.
The orthographic variant machuili is attested in a musical manuscript from seventeenth-century Guatemala.
Fernando Horcasitas y Alfred Lemmon, "El Tratado de Santa Eulalia: un manuscrito musical náhuatl," Tlalocan 12 (1997), 96.
pablo macuilcoatl [Pablo Five Serpent] is given as a personal name (Tepetlaoztoc, sixteenth century)
Barbara J. Williams and H. R. Harvey, The Códice de Santa María Asunción: Facsimile and Commentary: Households and Lands in Sixteenth-Century Tepetlaoztoc (Salt Lake City: University of Utah Press, 1997), 75.