Nečas, T., Masudi, F. M., Badjedjea, G., & Gvoždík, V. (2026). Low genetic variation and morphological uniformity throughout the Congolian forest zone do not support the validity of Cryptothylax minutus Laurent, 1976 (Anura: Hyperoliidae), rendering the genus Cryptothylax monotypic. Zootaxa, 5821(3), 387–411. https://doi.org/10.11646/zootaxa.5821.3.4