''Semioscopis steinkellneriana'' is a species of

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 ...

of the family Depressariidae. It is found from most of Europe (except the southern part of the

Balkan Peninsula The Balkans ( ), also known as the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions. The region takes its name from the Balkan Mountains that stretch throughout the who ...

and

Portugal Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...

) east to the eastern parts of the

Palearctic realm The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sibe ...

. 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 of ...

is 19–25 mm. The forewings are light brown, sometimes rosy-tinged, with a few dark fuscous scales; a small black subcostal dot near base; a bent blackish longitudinal mark in disc before middle; second discal stigma forming an angulated blackish transverse mark, connected with a fuscous spot on costa; 2 and 3 stalked. Hindwings are light grey. The larva is whitish-green; dorsal line darker; head and plate of 2 black-marked. Adults are on wing in April and fly very early in the morning. The larvae feed on '' Prunus spinosa'', ''

Crataegus ''Crataegus'' (), commonly called hawthorn, quickthorn, thornapple, Voss, E. G. 1985. ''Michigan Flora: A guide to the identification and occurrence of the native and naturalized seed-plants of the state. Part II: Dicots (Saururaceae–Cornacea ...

'', '' Cotoneaster'', ''

Fraxinus ''Fraxinus'' (), common name, commonly called ash, is a genus of flowering plants in the olive and lilac family, Oleaceae. It contains 45–65 species of usually medium to large trees, mostly deciduous, though a number of Subtropics, subtropic ...

'' and ''

Sorbus ''Sorbus'' is a genus of over 100 species of trees and shrubs in the rose family, Rosaceae. Species of ''Sorbus'' (''s.l.'') are commonly known as whitebeam, rowan ( mountain-ash) and service tree. The exact number of species is disputed depend ...

'' species. They live within a spun or rolled leaf and overwinter as a pupa.Hants Moths
/ref>

References

Semioscopis Moths described in 1775 Moths of Europe {{Depressariinae-stub