''Imma acroptila'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

in the family

Immidae Immoidea is a superfamily of pantropical moths containing only the family Immidae comprising ten genera with around 250 species, over half of them in the genus ''Imma''. Many are brightly coloured and Diurnality, diurnal. The position of this gro ...

. It was described by

Edward Meyrick Edward Meyrick (25 November 1854 – 31 March 1938) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern microlepidoptera systematics. Life and work Ed ...

in 1906. It is found in

Sierra Leone Sierra Leone, officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered to the southeast by Liberia and by Guinea to the north. Sierra Leone's land area is . It has a tropical climate and envi ...

. 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 16–17 mm. The forewings are dark fuscous, mixed with glossy purplish slaty on the veins, in females mixed with ochreous between the veins. There is a short orange dash from the base, and a slender streak beneath the costa towards the base, as well as several small scattered orange spots and streaks in the disc. In females, there is an obscure submarginal orange-ochreous line from three-fourths of the costa to the tornus. The hindwings are dark fuscous.''Transactions of the Entomological Society of London''. 1906 (2): 182.

References

Moths described in 1906 Imma Moths of Africa {{Immidae-stub