Borbo fatuellus

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Borbo fatuellus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Hesperiidae
Genus: Borbo
Species: B. fatuellus
Binomial name
Borbo fatuellus
(Hopffer, 1855)[1]
  • Pamphila fatuellus Hopffer, 1855
  • Pamphila cinerea Holland, 1892
  • Hesperia caffraria Plötz, 1883
  • Pamphila dolens Mabille, 1898
  • Baoris fatuellus thomea Evans, 1937

Borbo fatuellus, the long horned swift, long horned skipper or foolish swift, is a butterfly of the Hesperiidae family. It is found in tropical Africa and south-western Arabia. The habitat consists of wet forests, moist woodland and coastal bush.

The wingspan is 33–42 mm for males and 40–43 mm for females. Adults are on wing year-round, but are more common from October to May in southern Africa.[2]

The larvae feed on Ehrharta erecta, Setaria sulcata, Setaria megaphylla, Imperata cylindrica, Pennisetum, Panicum and Digitaria species.


  • Borbo fatuellus fatuellus (Sub-Saharan Africa, including Senegal, Gambia, Guinea-Bissau, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Nigeria, Cameroon, Bioko, Zambia, Mozambique, Zimbabwe, northern Botswana, northern Namibia, Swaziland, Yemen, South Africa: coastal lowland forests and wooded Savannah from the East Cape to Swaziland and along the coast to northern KwaZulu-Natal, Mpumalanga and the Limpopo Province and the further north)
  • Borbo fatuellus dolens (Mabille, 1898) (Comoro Islands)
  • Borbo fatuellus thomea (Evans, 1937) (São Tomé and Príncipe)


  1. ^ Borbo at Markku Savela's Lepidoptera and Some Other Life Forms
  2. ^ Woodhall, Steve (2005). Field Guide to Butterflies of South Africa. Cape Town, South Africa: Struik. ISBN 978-1-86872-724-7.