| Van Son's emperor | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Nymphalidae |
| Genus: | Charaxes |
| Species: | C. vansoni |
| Binomial name | |
| Charaxes vansoni van Someren, 1975 [2] | |
| Synonyms | |
| |
Charaxes vansoni, the Van Son's emperor, is a butterfly of the family Nymphalidae. It is found in southern Africa. [3]
The wingspan is 48–56 mm in males and 50–60 mm in females.
In males of Charaxes vansoni the two subapical spots on the forewing upperside are blue, whereas in Charaxes phaeus , with which it is often sympatric, they are white and the ground colour of the hindwing underside is pale coppery brown, with the silvery sheen comparatively reduced, extending only from the base along the costa and cell. [4] In females of Charaxes vansoni the median band on the upperside may be white, greenish white or bluish. The spots on the forewing upperside vary from white to orange-ochre [5]
It flies year-round, with peaks from February to May and in spring. [6] The habitat is dry savanna.
The larvae feed on Peltophorum africanum . [3] [6]
Charaxes vansoni is a member of the large species group Charaxes etheocles
Charaxes protoclea, the flame-bordered emperor or flame-bordered charaxes, is a butterfly of the family Nymphalidae. It is found Subsaharan Africa. It is a common forest charaxes.
Charaxes xiphares, the forest king emperor or forest king charaxes, is a butterfly of the family Nymphalidae. It is native to Afromontane forest in the eastern and southern Afrotropical realm.
Charaxes cithaeron, the blue-spotted emperor or blue-spotted charaxes, is a butterfly of the family Nymphalidae. It is found in south-east Africa.
Charaxes jahlusa, the pearl-spotted emperor or pearl spotted charaxes, is a butterfly of the family Nymphalidae found in southern Africa.
Charaxes achaemenes, the bushveld emperor or bush charaxes, is a butterfly of the family Nymphalidae found across Africa.
Charaxes etesipe, the savannah charaxes or scarce forest emperor, is a butterfly of the family Nymphalidae.
Victor Gurney Logan Van Someren was a zoologist and entomologist. Van Someren was born in Australia. He attended George Watson's College and studied zoology at University of Edinburgh. He was also a dentist. Van Someren moved to Kenya in 1912 and lived in Nairobi. He was in the East Africa and Uganda Natural History Society and became Honorary Secretary. In 1930 he became Curator of the Coryndon Museum. Van Someren named a number of bird and butterfly species.
Charaxes fulvescens, the forest pearl charaxes, is a butterfly in the family Nymphalidae.
Charaxes hansali, the cream-banded charaxes, is a butterfly in the family Nymphalidae. It is found in Tanzania, Rwanda, Kenya, Uganda, Sudan, Ethiopia, Somalia, Saudi Arabia, Yemen and Oman.
Charaxes lucyae is a butterfly in the family Nymphalidae. It is found in Tanzania.
Charaxes imperialis, the imperial blue charaxes, is a butterfly in the family Nymphalidae. It is found in Guinea-Bissau, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Benin, Nigeria, Cameroon, Equatorial Guinea, the Republic of the Congo, the Central African Republic, the Democratic Republic of the Congo, Rwanda, Uganda, Tanzania and Zambia.
Charaxes pythodoris, the powder-blue charaxes, is a butterfly in the family Nymphalidae. It is found in Sierra Leone, Ivory Coast, Ghana, Nigeria, Cameroon, Gabon, the Republic of the Congo, the Central African Republic, Angola, the Democratic Republic of the Congo, Ethiopia, Uganda, Kenya, Tanzania, Malawi and Zambia.
Charaxes penricei, the scarce savanna charaxes, is a butterfly in the family Nymphalidae. It is found in the Republic of the Congo, Angola, the Democratic Republic of the Congo, Zambia, Tanzania, Malawi and Zimbabwe.
Charaxes anticlea, the small flame-bordered charaxes, is a butterfly in the family Nymphalidae. It is found in Senegal, Guinea-Bissau, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Nigeria, Cameroon, Gabon, the Republic of the Congo, the Central African Republic, Angola, the Democratic Republic of the Congo, Uganda, Kenya, Tanzania and Zambia.
Charaxes baumanni, the little charaxes, is a butterfly in the family Nymphalidae. It is found in Sudan, Kenya, the Democratic Republic of the Congo, Uganda, Rwanda, Tanzania, Zambia, Malawi, Mozambique and Zimbabwe. The habitat consists of open forests and woodland.
Charaxes nyikensis, the montane charaxes, is a butterfly in the family Nymphalidae. It is found in Malawi and eastern Zambia.
Charaxes chintechi is a butterfly in the family Nymphalidae. It is found in south-western Tanzania, eastern Zambia, northern Malawi and Mozambique. The habitat consists of Brachystegia woodland (Miombo)
Charaxes pseudophaeus, the false dusky charaxes, is a butterfly in the family Nymphalidae. It is found in Mozambique and eastern Zimbabwe. The habitat consists of evergreen forests and the fringes of Brachystegia woodland.
Charaxes brainei, the Braine's charaxes, is a butterfly in the family Nymphalidae. It is found in north-eastern Namibia, southern Angola and north-western Botswana.
Charaxes berkeleyi is a butterfly in the family Nymphalidae. It is found in Kenya and Tanzania.
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