Thought to be part of a clade that contains also C. klaas, C. cupreus and C. caprius#R. Birds in Cameroon, Zaire and Uganda described as race parkesi on basis of darker belly and undertail-coverts of a few female and young male specimens, but most appear indistinguishable from those in W of range. Monotypic.
Forest zone, patchily from Sierra Leone to Nigeria, and from Cameroon S to Congo and E to DRCongo and SW Uganda. Recorded once in extreme SW South Sudan#R.
Food and feeding
Status and conservation
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