''Gracilanja'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

moth genus in the family

Eupterotidae Eupterotidae is a family of insects in the order Lepidoptera with more than 300 described species. Diversity The family consists of four subfamilies and the unplaced ''Ganissa group''. The subfamily Eupterotinae consists of about 11 genera, the ...

erected by Thierry Bouyer in 2011. Its single species, ''Gracilanja gracilis'', was described by Francis Walker in 1855. It is found in

Cameroon Cameroon (; french: Cameroun, ff, Kamerun), officially the Republic of Cameroon (french: République du Cameroun, links=no), is a country in west- central Africa. It is bordered by Nigeria to the west and north; Chad to the northeast; th ...

, the Republic of the Congo, the

Democratic Republic of the Congo The Democratic Republic of the Congo (french: République démocratique du Congo (RDC), colloquially "La RDC" ), informally Congo-Kinshasa, DR Congo, the DRC, the DROC, or the Congo, and formerly and also colloquially Zaire, is a country in ...

, Equatorial Guinea,

Ghana Ghana (; tw, Gaana, ee, Gana), officially the Republic of Ghana, is a country in West Africa. It abuts the Gulf of Guinea and the Atlantic Ocean to the south, sharing borders with Ivory Coast in Ghana–Ivory Coast border, the west, Burkina ...

Sierra Leone Sierra Leone,)]. officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered by Liberia to the southeast and Guinea surrounds the northern half of the nation. Covering a total area of , Sierra ...

and

Uganda }), is a landlocked country in East Africa. The country is bordered to the east by Kenya, to the north by South Sudan, to the west by the Democratic Republic of the Congo, to the south-west by Rwanda, and to the south by Tanzania. The south ...

. Adults are pale fawn, the wings partly clouded with pale brown and with two oblique very slender nearly straight brown bands, which are most distinct on the forewings. The hindwings have a testaceous (

terracotta Terracotta, terra cotta, or terra-cotta (; ; ), in its material sense as an earthenware substrate, is a clay-based unglazed or glazed ceramic where the fired body is porous. In applied art, craft, construction, and architecture, terracotta i ...

color) undulating band between the outer brown band and the exterior border.Walker, F. (1855)
''List of the Specimens of Lepidopterous Insects in the Collection of the British Museum''
Part IV. Lepidoptera Heterocera; p. 913. via – Biodiversity Heritage Library

References

Janinae Moths described in 1855 Monotypic moth genera {{Bombycoidea-stub