FIGURE 6 in New taxa and notes on bark and bush crickets (Orthoptera, Grylloidea, Gryllidae Landrevinae and Podoscirtinae) from Sabah

FIGURE 6. Duolandrevus (Duolandrevus) nobilis sp. nov. ♂ calling song: oscillograms showing three echemes (A) and one echeme (B); spectrogram of the same echeme (C); power spectra of a syllable (D) where the grey line represents the power [dB] (axis name and scale in grey) and the black solid peak represents the relative amplitude (axis name in black).