''Calliteara pudibunda'', the pale tussock, 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 Erebidae. The Dutch common name for the moth (''Meriansborstel'') comes from the butterfly and insect painter

Maria Sibylla Merian Maria Sibylla Merian (2 April 164713 January 1717) was a German naturalist and scientific illustrator. She was one of the earliest European naturalists to observe insects directly. Merian was a descendant of the Frankfurt branch of the Swiss Meri ...

. The species was first described by

Carl Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, ...

in his 1758 10th edition of ''Systema Naturae''. It is found in Asia and Europe.

Technical description and variation

''Calliteara pudibunda'' is a pest of European beech forests (''

Fagus sylvatica ''Fagus sylvatica'', the European beech or common beech is a deciduous tree belonging to the beech family Fagaceae. Description ''Fagus sylvatica'' is a large tree, capable of reaching heights of up to tall and trunk diameter, though more ...

''). The mix of tree species impacts the moths; they react very sensitively to the occurrence of a small portion of spruce trees within beech stands. 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 40–60 mm. Female: Forewing greyish white dusted with dark, and bearing dark wavy transverse lines edged with pure white on the inner side. Hindwing white with indication of a dark submarginal band. Male: Forewing olive grey with black median area and darker indistinct slightly wavy transverse lines in the marginal and basal areas. Hindwing greyish yellow, with a transverse band which is slightly more distinct than in the female, and sometimes forms an elbowed anal. Form ''juglandis''

Hübner __NOTOC__ Hübner is a Germanic surname, sometimes spelled Huebner or Hubner. The name means an agricultural worker, a farmer, possibly and specifically one who worked a "hube", which was a piece of land roughly equivalent to the English measuremen ...

is divergent in the male, being distinguished by a greyish-white head and thorax (in typical specimens this is dark brown or only slightly lighter), as well as by a whitish basal area of the forewing. The median area is grey with blackish discocellular spot and marginal lines; hindwing with distinct dark submarginal band and discocellular spot. In the female the submarginal band of the hindwing is also more distinct than in typical specimens. Aberration ''concolor'' Staudinger has dark grey forewings, unicolorous or with only traces of transverse lines.Seitz, A. Ed. ''Die Großschmetterlinge der Erde'', Verlag Alfred Kernen, Stuttgart Band 2: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen Spinner und Schwärmer, 1912-1913.

Biology

The moth flies from April to June. Egg light yellowish brown with dark median spot. Larva usually light lemon yellow, but sometimes brownish yellow, violet or blackish grey, with deep black segmental incisions, lighter dorsal brushes and red or brown pencil on the 11th segment. 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 ...

beech Beech (''Fagus'') is a genus of deciduous trees in the family Fagaceae, native to temperate Europe, Asia, and North America. Recent classifications recognize 10 to 13 species in two distinct subgenera, ''Engleriana'' and ''Fagus''. The ''Engl ...

willow Willows, also called sallows and osiers, from the genus ''Salix'', comprise around 400 speciesMabberley, D.J. 1997. The Plant Book, Cambridge University Press #2: Cambridge. of typically deciduous trees and shrubs, found primarily on moist ...

birch A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech- oak family Fagaceae. The genus ''Betula'' contains 3 ...

, ''

Prunus ''Prunus'' is a genus of trees and shrubs, which includes (among many others) the fruits plums, cherries, peaches, nectarines, apricots, and almonds. Native to the North American temperate regions, the neotropics of South America, and the p ...

'' and '' Crataegus'' species.

Distribution

It is found in Europe,

Anatolia Anatolia, tr, Anadolu Yarımadası), and the Anatolian plateau, also known as Asia Minor, is a large peninsula in Western Asia and the westernmost protrusion of the Asian continent. It constitutes the major part of modern-day Turkey. The r ...

Caucasus The Caucasus () or Caucasia (), is a region between the Black Sea and the Caspian Sea, mainly comprising Armenia, Azerbaijan, Georgia (country), Georgia, and parts of Southern Russia. The Caucasus Mountains, including the Greater Caucasus range ...

, western

Siberia Siberia ( ; rus, Сибирь, r=Sibir', p=sʲɪˈbʲirʲ, a=Ru-Сибирь.ogg) is an extensive geographical region, constituting all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has been a part o ...

, eastern

Transbaikalia Transbaikal, Trans-Baikal, Transbaikalia ( rus, Забайка́лье, r=Zabaykalye, p=zəbɐjˈkalʲjɪ), or Dauria (, ''Dauriya'') is a mountainous region to the east of or "beyond" (trans-) Lake Baikal in Far Eastern Russia. The steppe and ...

and the Amur basin in south-eastern

Russia Russia (, , ), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, with its internationally recognised territory covering , and encompassing one-eigh ...

Korea Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republi ...

, China and northern

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making it ...

Gallery

Pale Tussock. Calliteara pudibunda. Lymantriidae - Flickr - gailhampshire.jpg, Imago (showing hairy legs) Calliteara pudibunda MHNT.CUT.2012.0.356.Male.Gières.jpg, Mounted male Calliteara pudibunda MHNT.CUT.2012.0.356 female Gières.jpg, Mounted female 72.015 BF2028 Pale Tussock, Calliteara pudibunda, ovae (26764105024).jpg, Eggs Calliteara pudibunda caterpillar - Keila1.jpg, Caterpillar (yellow form) Calliteara pudibunda 9142.jpg, Caterpillar (brown form)

References

External links

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"10387 ''Calliteara pudibunda'' (Linnaeus, 1758) - Buchen-Streckfuß, Rotschwanz"
''Lepiforum e. V.'' Retrieved 14 May 2020. {{Taxonbar, from=Q45508 Erebidae Moths described in 1758 Moths of Asia Moths of Europe Taxa named by Carl Linnaeus