Angola, Cameroon, Central African Republic, Republic of the Congo, Democratic Republic of the Congo, Ivory Coast, Equatorial Guinea, Gabon, Ghana, Guinea, Liberia, Nigeria, Sierra Leone, South Sudan, and Uganda.
These similar small kingfishers can be distinguished by the blue crown of the African pigmy kingfisher. They have different habit preferences and have mostly non-overlapping ranges. The slightly smaller African dwarf kingfisher occurs in tropical rainforests while the African pygmy kingfisher occurs in dry grassy woodland.[6]
^"Alcedinidae". aviansystematics.org. The Trust for Avian Systematics. Retrieved 2023-07-25.
^Kaup, Johann Jakob (1848). "Die Familie der Eisvögel (Alcedidae)". Verhandlungen des Naturhistorischen Vereins für das Großherzogthum Hessen und Umgebung (in German). 2: 71–72. OCLC183221382.
^Andersen, M.J.; McCullough, J.M.; Mauck III, W.M.; Smith, B.T.; Moyle, R.G. (2017). "A phylogeny of kingfishers reveals an Indomalayan origin and elevated rates of diversification on oceanic islands". Journal of Biogeography. 44 (2): 269–281. doi:10.1111/jbi.13139. S2CID90416559.