P. c. constantinus Ward, 1871 (Aethiopia meridiorientalis, Somalia australis, litus Kenyae, Tanzania, Malavium, Zambia meridiana et boriorientalis, Mozambicum, Zimbabua, Botswana orientalis, Africa Australis, Swazilandia)
P. c. lecerfi Koçak, 1996 (Kenya)
P. c. mweruanus Joicey & Talbot, 1927 (Respublica Democratica Congensis, Tanzania occidentalis, Zambia)
Carcasson, R. H. 1960. The Swallowtail Butterflies of East Africa (Lepidoptera, Papilionidae).] Journal of the East Africa Natural History Society.Pdf.
Collins, N. M., et M. G. Morris. 1985. Threatened Swallowtail Butterflies of the World: The IUCN Red Data Book. IUCN. Pdf.
Woodhall, Steve. 2005. Field Guide to Butterflies of South Africa. Cape Town: Struik Publishers.