''Dicronorhina'' is a small genus of fairly large

sub-Saharan Sub-Saharan Africa is, geographically, the area and regions of the continent of Africa that lies south of the Sahara. These include West Africa, East Africa, Central Africa, and Southern Africa. Geopolitically, in addition to the African co ...

flower chafer Flower chafers are a group of scarab beetles, comprising the subfamily Cetoniinae. Many species are diurnal and visit flowers for pollen and nectar, or to browse on the petals. Some species also feed on fruit. The group is also called fruit an ...

s; the name has frequently been misspelled (as ''Dicronorrhina'' and ''Dicranorrhina'') following misspellings and unjustified replacement naming in 1841 and 1842.

Description

The species of the genus ''Dicronorhina'' reach about in length. Their basic body colour is metallic green, with white stripes in some species. The male has a "T"-shaped, flat horn in the forehead. The

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. The ...

e live in the soil on decaying vegetable material. The development will take 8–9 months, and the adult beetles can live 3–4 months, so that there is one generation per year.

Distribution

This genus is widespread in Africa south of the

Sahara , photo = Sahara real color.jpg , photo_caption = The Sahara taken by Apollo 17 astronauts, 1972 , map = , map_image = , location = , country = , country1 = , ...

List of species

There are four species in this genus: * '' Dicronorhina cavifrons'' Westwood, 1843 * ''

Dicronorhina derbyana ''Dicronorhina derbyana'', or Derby's flower beetle, is a sub-Saharan species of flower chafer. Description ''Dicronorhina derbyana'' is the smallest within the genus. It reaches about of length in the males, while the females are slightly sma ...

'' Westwood, 1843 * '' Dicronorhina kouensis'' Legrand, Bouyer, Juhel & Camiade, 2006 * '' Dicronorhina micans'' (Drury, 1773)

Gallery

File:Dicranorrhina micans.JPG, Male ''D. micans'' File:Scarabaeidae - Dicronorrhina micans.JPG, Male and female of ''D. cavifrons'' at the

National Museum A national museum is a museum maintained and funded by a national government. In many countries it denotes a museum run by the central government, while other museums are run by regional or local governments. In other countries a much greater numb ...

in Prague File:Dicranorrhina oberthuri.JPG, ''D. derbyana oberthüri'', males and female File:Dicranorrhina derbyana derbyana.jpg, A female ''D. d. derbyana'' of central African origin

References

External links

* *
Flower Beetles

Encyclopedia of Life
Cetoniinae Scarabaeidae genera {{Cetoniinae-stub