''Bena bicolorana'', the scarce silver-lines, 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 ...

of the family

Nolidae Nolidae is a family of moths with about 1,700 described species worldwide. They are mostly small with dull coloration, the main distinguishing feature being a silk cocoon with a vertical exit slit. The group is sometimes known as tuft moths, aft ...

. The species was first described by

Johann Kaspar Füssli Johann Kaspar Füssli, also written Johann Caspar Fuesslins or Fuessly (9 March 1743 – 4 May 1786), was a Swiss painter, entomologist and publisher. He was born in Zurich, the son of Johann Caspar Füssli (1706–1782) and Anna Elisabeth Wase ...

in 1775. It is found in Europe Turkey, Armenia, Asia Minor and Syria.

Technical description and variation

The forewings are bright apple green; the costal edge yellowish white; inner margin narrowly white; inner and outer lines finely yellowish white, oblique, the outer from costa before apex; hindwing white; fringe white in both wings; in subsp. ''conspersa'' subsp. nov. (53 m), from

Amasia Amasia may refer to the following places: * Amasya, a city in Northern Turkey ** Amasya Province, which contains the city ** Amasea (titular see), the former Metropolitan Archbishopric with see there, now a Latin Catholic titular see * Amasia, Shi ...

, the ground colour is blue green, densely covered with pale scales; the costal edge and lines white. Larva green, smooth; the 3rd segment with a yellow tipped dorsal hump; subdorsal and spiracular lines yellow; some pale yellow lateral stripes. Warren. W. in Seitz, A. Ed., 1914 ''Die Großschmetterlinge der Erde'', Verlag Alfred Kernen, Stuttgart Band 3: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen eulenartigen Nachtfalter, 1914 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 ...

is 40–50 mm.

Biology

The moth flies in one generation from mid-June to August . The larvae feed on

oak An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ''L ...

Notes

#''The flight season refers to

Belgium Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to ...

and the

Netherlands ) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherl ...

. This may vary in other parts of the range.''

References

External links

* *
"10449 ''Bena bicolorana'' (Fuesslin, 1775) - Eichen-Kahneule, Große Kahneule, [Großer Kahnspinner, Eichen-Kahnspinner]"
''Lepiforum e. V.'' Retrieved August 3, 2020.
"Grote groenuil ''Bena bicolorana''"
''De Vlinderstichting''. Chloephorinae Moths of Europe Taxa named by Johann Kaspar Füssli {{Nolidae-stub