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.