Iolaus timon
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Lycaenidae
Genus:	Iolaus
Species:	I. timon
Binomial name
Iolaus timon (Fabricius, 1787)[1]
Synonyms
Papilio timon Fabricius, 1787 Iolaus (Tanuetheira) timon Tanutheira prometheus Druce, 1891 Tanuetheira prometheus congoensis Joicey & Talbot, 1921

Iolaus timon, the Long-tailed Sapphire, is a butterfly in the Lycaenidae family. It is found in Guinea, Sierra Leone, Ivory Coast, Ghana, Togo, Nigeria, Cameroon, Gabon, the Republic of Congo, Angola, the Democratic Republic of Congo, Uganda and Tanzania.^[2] The habitat consists of forests.

Adults of both sexes have been recorded feeding from the large yellow flowers of asteraceous plants and the flowers of Poinsettia species.

The larvae feed on the flowers of Loranthus incanus, Phragmanthera capitata, Phragmanthera usuiensis and Phragmenthera polycrypta. They are dull green.

Subspecies

• Iolaus timon timon (Guinea, Sierra Leone, Ivory Coast, Ghana, Togo, Nigeria: south and the Cross River loop, Cameroon, Gabon, Congo, northern Angola, Democratic Republic of Congo)
• Iolaus timon congoensis (Joicey & Talbot, 1921) (Democratic Republic of Congo: Uele, Kivu, Tshopo, Tshuapa, Equateur, Kinshasa, Sankuru and Tanganika)
• Iolaus timon orientius Hulstaert, 1924 (Uganda, north-western Tanzania)