''Parnassius eversmanni'', or Eversmann's parnassian, is a high-altitude butterfly which is found in eastern Russia, Mongolia,

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

, Alaska, and the Yukon. It is a member of the snow Apollo genus ('' Parnassius'') of the swallowtail family, Papilionidae. The species was named to honour Eduard Friedrich Eversmann.

Description

Note: The wing pattern in ''Parnassius'' species is inconsistent and the very many subspecies and forms make identification problematic and uncertain. Structural characters derived from the genitalia, wing venation, sphragis and foretibial epiphysis are more, but not entirely reliable. The description given here is a guide only. For an identification key see Ackery P.R. (1975). Ground-colour yellow in male yellow or yellowish white in female. Resembles in pattern very closely the female of ''

Parnassius felderi ''Parnassius felderi'', the Felder's Apollo, is a high-altitude butterfly which is found in Amur, Ussuri and China, North Korea and Japan. It is a member of the snow Apollo genus (''Parnassius'') of the swallowtail family, (Papilionidae). '' ...

'': forewing grey at base and costal margin, and greyish glossy at distal margin; beyond the cell a curved discal band shaded with grey and a similar, sometimes less distinct, submarginal one. Abdominal area of hindwing dusted with black; a spot at anal angle, occasionally (especially often in female) prolonged to a short band; a more or less distinct undulate submarginal band; further, two red ocelli, the posterior one sometimes being all black on upperside or being wanting, remaining however distinct below; base of hindwing above spotted with red. Head and body yellow haired. Stichel in Seitz, 1906 (Parnassius). ''Die Groß-Schmetterlinge der Erde''. Die Groß-Schmetterlinge des palaearktischen Faunengebietes. Die palaearktischen Tagfalter, Stuttgart. The larva feeds on the ''

Corydalis ''Corydalis'' (from Greek ''korydalís'' "crested lark") is a genus of about 470 species of annual and perennial herbaceous plants in the family Papaveraceae, native to the temperate Northern Hemisphere and the high mountains of tropical eastern ...

'' species ''C. gigantea'', ''C. pauciflora'', ''C. arctica'', ''C. paeoniiholia'', ''C. gorodkovi'' and ''C. pauciflora''.

References

External links

''P. eversmanni images''
at Consortium for the Barcode of Life
''Parnassius eversmanni'' images
at Encyclopedia of Life eversmanni Butterflies of North America Butterflies described in 1849 Taxa named by Édouard Ménétries {{Papilionidae-stub