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''Nymphalis xanthomelas'', the scarce tortoiseshell, is a species of
Upperside rich orange yellow, forewing has costal margin dusky black on the basal half flecked with brown; two oval black spots in cell, a quadrate subcostal black patch just beyond the discocellulars, a second more oblique irregular black patch beyond this, and three large oval discal black spots, with a smaller dusky patch beyond the lowest spot. Hindwing uniform, with a large subcostal black patch. Forewings and hindwings with a common sinuous transverse subterminal black band, and a terminal dusky band flecked with golden brown; the black subterminal band on the hindwing with an outer border of blue lunules margined outwardly by a slender black line; the forewing just below the costa, between the black patches beyond the cell and between the outer black patch and subterminal band, prominently pale yellow. In the female, an incomplete series of yellow lunules also borders the subterminal black band on the outer side.
Underside dull ochraceous brown, the basal half of both forewings and hindwings and a broad terminal margin darker brown; the wings entirely and thickly covered with slender transverse dark brown striae; irregular cell-marks on the forewing and a transverse highly sinuous subterminal band of dark blue lunules on both wings: these lunules defined by slender black lines on both sides. Bases of the wings with a clothing of long stiff black hairs, which are blunt at their apices, and on the forewing extend along the basal half of the costal margin, projecting outwards beyond it.
Antennae, head and thorax very dark brown, abdomen fulvous (tawny); beneath very hairy; palpi, thorax and abdomen dark brown, the abdomen towards the apex paler..
Wingspan of 63–68 mm.
nymphalid
The Nymphalidae are the largest family of butterflies, with more than 6,000 species distributed throughout most of the world. Belonging to the superfamily Papilionoidea, they are usually medium-sized to large butterflies. Most species have a redu ...
butterfly found in eastern Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located enti ...
and Asia
Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an ...
. This butterfly is also referred as yellow-legged tortoiseshell or large tortoiseshell (however, in Europe, "large tortoiseshell" is usually reserved for '' Nymphalis polychloros'').
Description
Upperside rich orange yellow, forewing has costal margin dusky black on the basal half flecked with brown; two oval black spots in cell, a quadrate subcostal black patch just beyond the discocellulars, a second more oblique irregular black patch beyond this, and three large oval discal black spots, with a smaller dusky patch beyond the lowest spot. Hindwing uniform, with a large subcostal black patch. Forewings and hindwings with a common sinuous transverse subterminal black band, and a terminal dusky band flecked with golden brown; the black subterminal band on the hindwing with an outer border of blue lunules margined outwardly by a slender black line; the forewing just below the costa, between the black patches beyond the cell and between the outer black patch and subterminal band, prominently pale yellow. In the female, an incomplete series of yellow lunules also borders the subterminal black band on the outer side.
Underside dull ochraceous brown, the basal half of both forewings and hindwings and a broad terminal margin darker brown; the wings entirely and thickly covered with slender transverse dark brown striae; irregular cell-marks on the forewing and a transverse highly sinuous subterminal band of dark blue lunules on both wings: these lunules defined by slender black lines on both sides. Bases of the wings with a clothing of long stiff black hairs, which are blunt at their apices, and on the forewing extend along the basal half of the costal margin, projecting outwards beyond it.
Antennae, head and thorax very dark brown, abdomen fulvous (tawny); beneath very hairy; palpi, thorax and abdomen dark brown, the abdomen towards the apex paler..
Wingspan of 63–68 mm.
Distribution
Eastern Europe; the Himalayas from Kashmir toMussoorie
Mussoorie is a hill station and a municipal board, near Dehradun city in the Dehradun district of the Indian state of Uttarakhand. It is about from the state capital of Dehradun and north of the national capital of New Delhi. The hill ...
; China and Japan.
Life history
"Larva. Cylindrical, slightly hairy. Head subquadrate, vertex sharply indented in front, slightly hairy, front and cheeks with several small pointed tubercles. Third to last segments armed with a dorsal row of short spines, and three lateral rows of long rigid branched spines. Colour dark pupurescent-brown, almost black, palest beneath; with two dorsal slender yellowish macular lines, and a single similar lateral line, the subdorsal and sublateral areas longitudinally speckled with numerous irregular-shaped yellow dots. Spines black; head black. Reared on willow." (Frederic Moore
Frederic Moore FZS (13 May 1830 – 10 May 1907) was a British entomologist and illustrator. He produced six volumes of ''Lepidoptera Indica'' and a catalogue of the birds in the collection of the East India Company.
It has been said that Mo ...
quoted in Bingham)
Larval host plants
* ''Celtis australis
''Celtis australis'', the European nettle tree, Mediterranean hackberry, lote tree, or honeyberry, is a deciduous tree native to Southern Europe, North Africa, and Asia Minor. The tree was introduced to England in 1796.Hillier Nurseries Ltd. (19 ...
''
* ''Pistacia integerrima
''Pistacia integerrima'' is a species of pistachio tree native to Asia, commonly called zebrawood. It is often classified as ''Pistacia chinensis'' ssp. ''integerrima''. It is used for a variety of purposes in India, including timber, dye, and fo ...
''
* ''Salix elegans
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 so ...
''
* '' Salix excelsa''
References
External links
* {{Taxonbar, from=Q171811 Nymphalis Fauna of Pakistan Butterflies described in 1775 Butterflies of Asia Butterflies of Europe Taxa named by Michael Denis Taxa named by Ignaz Schiffermüller