Waveform showing details of syllable types I, II, and III in a song of A. uhleri. The type of syllable sequence and the number of syllables shown are indicated at the bottom of the figure. Immediately beneath the waveform are symbols indicating the wing movements that probably cause the sounds within each syllable: C (close), C1 (first part of two-part close), C2 (second part of two-part close), and O (open).