Speech scroll
ILLUSTRATIVE DEVICE DENOTING SPEECH IN ART, USED IN PRE-COLUMBIAN MESOAMERICA AND MEDIEVAL EUROPE
Banderol; Bandrol; Banderolle; Speech scrolls; Banderole (speech scroll)
In art history a speech scroll (also called a banderole or phylactery) is an illustrative device denoting speech, song, or other types of sound.