Six species of the subgenus Mucidus Theobald, genus Aedes Meigen, in the Afrotropical Region are treated in a pictorial key based on diagnostic morphological features of female and male adults. These are Ae. (Muc.) scatophagoides, Ae. (Muc.) sudanensis, Ae. (Muc.) mucidus, Ae. (Muc.) grahamii, Ae. (Muc.) nigerrimus and Ae. (Muc.) lucianus. Images of the diagnostic morphological structures of the adult head, legs and wings are included.
