''Glycynympha roseocostella'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family

Xyloryctidae Xyloryctidae is a family of moths contained within the superfamily Gelechioidea described by Edward Meyrick in 1890. Most genera are found in the Indo-Australian region. While many of these moths are tiny, some members of the family grow to a wing ...

, and the only species in the genus ''Glycynympha''. The species was described, as ''Cryptolechia roseocostella'', by

Thomas de Grey, 6th Baron Walsingham Thomas de Grey, 6th Baron Walsingham (29 July 1843 – 3 December 1919), of Merton Hall, Norfolk, was an English politician and amateur entomologist. Biography Walsingham was the son of Thomas de Grey, 5th Baron Walsingham, and Augusta-Louis ...

in 1881 and is found in

South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. It is bounded to the south by of coastline that stretch along the Atlantic Ocean, South Atlantic and Indian Oceans; to the ...

. The genus was established by

Edward Meyrick Edward Meyrick (25 November 1854, in Ramsbury – 31 March 1938, at Thornhanger, Marlborough) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern m ...

in 1925. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan o ...

is about 16 mm. The forewings are white, the costa narrowly bright rose-colour, having, slightly beyond its middle, a triangular pale brown patch, of which the apex is produced in an attenuated and angulated streak to the end of the cell, reaching about half-way across the wing. The apical margin is also pale brown, the space occupied by this colour clearly defined and attenuated towards the anal angle. A pale brown shade lies along the base of the dorsal margin. The hindwings are white.Trans. Ent. Soc. 1881 (2) : 257

References

Endemic moths of South Africa Xyloryctidae Xyloryctidae genera Monotypic moth genera Taxa named by Edward Meyrick {{Xyloryctidae-stub