''Eicochrysops messapus'', the cupreous blue, is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The group comprises ...

of the family

Lycaenidae Lycaenidae is the second-largest family of butterflies (behind Nymphalidae, brush-footed butterflies), with over 6,000 species worldwide, whose members are also called gossamer-winged butterflies. They constitute about 30% of the known butterfly ...

. It is found in

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

. In

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring count ...

it is rare and only known from the northern part of the

Limpopo Limpopo is the northernmost province of South Africa. It is named after the Limpopo River, which forms the province's western and northern borders. The capital and largest city in the province is Polokwane, while the provincial legislature is ...

province and northern

KwaZulu-Natal KwaZulu-Natal (, also referred to as KZN and known as "the garden province") is a province of South Africa that was created in 1994 when the Zulu bantustan of KwaZulu ("Place of the Zulu" in Zulu) and Natal Province were merged. It is loca ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan ...

is 17–22 mm for males and 17–24 mm for females. Adults are on wing year-round in warmer areas, with peaks in October and March. In cooler areas it is not found from April to September. The larvae probably feed on '' Thesium'' species.

Subspecies

left, ''E. m. mahallakoeana'', mud-puddling *''E. m. messapus'' — South Africa: Western Cape to Free State provinces *''E. m. mahallakoeana'' (Wallengren, 1857) — South Africa: northern Eastern Cape to KwaZulu-Natal, northern Free State, Mpumalanga, Gauteng, Limpopo and North West provinces *''E. m. nandiana'' (Bethune-Baker, 1906) — Kenya, Uganda *''E. m. sebagadis'' (Guérin-Méneville, 1849) — highlands of Ethiopia

References

Butterflies described in 1824 Eicochrysops {{Polyommatini-stub