FIGURE 3. Neotibicen similaris apalachicola, n in A new Neotibicen cicada subspecies (Hemiptera: Cicadidae) from the southeastern USA forms hybrid zones with a widespread relative despite a divergent male calling song

FIGURE 3. Neotibicen similaris apalachicola, n. subsp., field recording of male calling song from Wakulla Co., Florida (recording 08.US.FL.BXU.T08.WAV). Each panel shows a waveform above a spectrogram; A, complete song phrase; B, partial zoom of the central portion of the phrase; C, further zoom of one of the four oscillations in B; D, segment of song that precedes the main phrase. Sound energy below 1.8 kHz has been removed.