Ernst Haeckel's mysterious species, Part II: African Chirodropida (Cnidaria, Cubomedusae) - Straehler-Pohl, Ilka; Ghepdeu, Gisèle Flodore Youbouni; Chougong, Durane Tchatchouang; Tchoumbougnang, François; Morandini, André Carrara (Plankton & Benthos Research, 2022)