''Colotis auxo'', the yellow orange tip or sulphur orange tip, is a

butterfly Butterflies are winged insects from the lepidopteran superfamily Papilionoidea, characterized by large, often brightly coloured wings that often fold together when at rest, and a conspicuous, fluttering flight. The oldest butterfly fossi ...

of the family

Pieridae The Pieridae are a large family (biology), family of butterflies with about 76 genera containing about 1,100 species, mostly from Afrotropical realm, tropical Africa and Indomalayan realm, tropical Asia with some varieties in the more northern ...

. The species was first described by

Hippolyte Lucas Pierre-Hippolyte Lucas (17 January 1814 – 5 July 1899) was a French entomologist. Lucas was an assistant-naturalist at the Muséum national d'Histoire naturelle. From 1839 to 1842 he studied fauna as part of the scientific commission on the ex ...

in 1852. It is found in

southern Africa Southern Africa is the southernmost region of Africa. No definition is agreed upon, but some groupings include the United Nations geoscheme for Africa, United Nations geoscheme, the intergovernmental Southern African Development Community, and ...

and is named after the

Keiskamma River The Keiskamma River () is a river in the Eastern Cape Province in South Africa. The river flows into the Indian Ocean in the Keiskamma Estuary, located by Hamburg Nature Reserve, near Hamburg, midway between East London and Port Alfred. The Keis ...

. The

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

is 35–40 mm. The adults fly year-round. The

larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...

e feed on '' Cadaba'' species ('' C. termitario'', '' C. natalensis'') and ''

Salvadora Salvadora may refer to: * Salvadora Medina Onrubia Salvadora Medina Onrubia (pen name: Dr. Brea; 23 March 189421 July 1972) was an Argentine storyteller, poet, anarchist and feminist. Biography Salvadora Medina Onrubia was born 23 March 1894, ...

'' species.

References

Butterflies described in 1852

auxo In Greek mythology, the Horae (), Horai () or Hours (, ) were the goddesses of the seasons and the natural portions of time. Etymology The term ''hora'' comes from the Proto-Indo-European ("year"). Function The Horae were originally the p ...

Taxa named by Hippolyte Lucas Butterflies of Africa {{Pieridae-stub