Figure 6 in Songs, genetics, and morphology: revealing the taxonomic units in the European Cicadetta cerdaniensis cicada group, with a description of new taxa (Hemiptera: Cicadidae)

Figure 6. Oscillograms (time versus amplitude) of typical calling songs in the Cicadetta cerdaniensis group (20-s sections of different phrases on the left, 2-s sections of phrase 2 on the right, with terms of variables): A, Cicadetta cantilatrix (phrases 2–1, Basel-Land, Switzerland); B, Cicadetta cerdaniensis s.str. (phrases 1–3–1–2, Eastern Pyrenees, France); C, Cicadetta sibillae sp. nov. (phrases 2–3–2, Tuscany, Italy); D, Cicadetta anapaistica lucana ssp. nov. (phrases 2– 3–2, Basilicata, Italy); E, Cicadetta anapaistica anapaistica (phrases 2–3–2, Calabria, Italy); F, Cicadetta brevipennis song pattern for comparison. Triangles indicating the beginning of the phrases: ▲, typically clear transitions, with phrase 3 involved; △, smooth transitions between phrases 1 and 2. For more details of phrase 3, see Figures 8C–F and 11.