Reference

Frederic Griesbaum, Mareike Hirschfeld, Michael F. Barej, Andreas Schmitz, Mariam Rohrmoser, Matthias Dahmen, Fabian Mühlberger, H. Christoph Liedtke, Nono L. Gonwouo, Joseph Doumbia, Mark-Oliver Rödel (2019): Tadpoles of three western African frog genera: Astylosternus Werner, 1898, Nyctibates Boulenger, 1904, and Scotobleps Boulenger, 1900 (Amphibia, Anura, Arthroleptidae) – Zoosystematics and Evolution – 95: 133 - 160.