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Saturday, 5 May 2018

23-4-2018 OKAVANGO DELTA, BOTSWANA - COMMON JOKER (Byblia anvatara ssp. acheloia)


The Common Joker Byblia achelonia is a butterfly of the family Nymphalidae, found in Yemen, south-western Saudi Arabia, Sudan, Ethiopia, Somalia, Kenya, eastern Tanzania, Zambia, Mozambique, Zimbabwe, Botswana, northern Namibia, Eswatini, South Africa: Limpopo, Mpumalanga, North West, KwaZulu-Natal, Eastern Cape. It has a wingspan of 38–43 mm in males and 40–45 mm in females and fly year-round. It is similar to the Spotted Joker Byblia ilithyi with both seen together at the Raydah escarpment in the southwest of the Kingdom, near Abha.


Byblia anvatara, the common joker, is a butterfly of the family Nymphalidae, found in Sub-Saharan Africa.

Wingspan: 38–43 mm in males and 40–45 mm in females. Its flight period is year round.

Larvae feed on Tragia glabrata and Dalechampia capensis.


Subspecies
Listed alphabetically:

B. a. acheloia (Wallengren, 1857) – Yemen, south-western Saudi Arabia, Sudan, Ethiopia, Somalia, Kenya, eastern Tanzania, Zambia, Mozambique, Zimbabwe, Botswana, northern Namibia, Eswatini, South Africa: Limpopo, Mpumalanga, North West, KwaZulu-Natal, Eastern Cape
B. a. anvatara (Boisduval, 1833) – Madagascar, Comoros
B. a. boydi Dixey, 1898 – Socotra
B. a. crameri Aurivillius, 1894 – eastern Senegal, Gambia, Guinea-Bissau, Burkina Faso, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Benin, Nigeria: south and the Cross River loop, Cameroon to Angola, Democratic Republic of the Congo, Uganda, Tanzania: north-west to the Kagera Region