FIGURE 4 in Uncovering a hidden diversity: two new species of Breviceps (Anura: Brevicipitidae) from northern KwaZulu-Natal, South Africa

FIGURE 4. Advertisement call structure of Breviceps carruthersi sp. nov. paratype (PEM A11997): A–Oscillogram of call bout; B–Spectrogram of call bout; C–Oscillogram of three calls; D–Spectrogram of three calls. Spectrogram parameters, using a Hanning window, were set at Window size 300 (Fig. 4B) and 45 (Fig. 4D); DFT size 512.Published as part of Minter, Leslie R., Netherlands, Edward C. & Du Preez, Louis H., 2017, Uncovering a hidden diversity: two new species of Breviceps (Anura: Brevicipitidae) from northern KwaZulu-Natal, South Africa, pp. 195-216 in Zootaxa 4300 (2) on page 206, DOI: 10.11646/zootaxa.4300.2.3, http://zenodo.org/record/83810