Oscillograms, audio spectrograms and power spectrograms of the buzz calls of Leptopelis aubryi (ZFMK 89560) from Big Massaka, Cameroon (a) and of Leptopelis spiritusnoctis (two calls) from Taï National Park, Ivory Coast (b). This audio files are also available from the Tierstimmenarchiv at the Museum für Naturkunde, Berlin, through the following links: a) http://www.tierstimmenarchiv.de/recordings/Leptopelis_aubryi_DIG0174_03_short.mp3 (Suppl. material 1), b) http://www.tierstimmenarchiv.de/recordings/Leptopelis_spiritusnoctis_DIG0174_04_short.mp3 (Suppl. material 4).

 
 
  Part of: Roedel M, Emmrich M, Penner J, Schmitz A, Barej M (2014) The taxonomic status of two West African Leptopelis species: L. macrotis Schiøtz, 1967 and L. spiritusnoctis Rödel, 2007 (Amphibia: Anura: Arthroleptidae). Zoosystematics and Evolution 90(1): 21-31. https://doi.org/10.3897/zse.90.7120