The wings of the male have a yellow ground colour, the females have a greenish-white ground colour, only the underside of the hind wings is yellowish. Colias australis Verity, 1911. Although the species was first recognised in 1945, subsequent examination of historical collections have turned up around 50 specimens, the earliest of which is an individual taken in Folkestone in 1875. In the British Isles, this species may be seen as early as May or June, but is normally seen in August or early September. The butterfly is found on calcareous marshy and dry grasslands and in dry shrubbery or lightly forested areas. hyale'', in 1945. Even more challenging is the distinction with the equally-scarce Pale Clouded Yellow. Berger's Clouded Yellow is a Palearctic species . This species is a rare migrant to Britain and/or Ireland. The eggs hatch in 7 to 10 days. As for the Pale Clouded Yellow, this butterfly is probably overlooked given its similarity to the much commoner Clouded Yellow, especially the pale helice form of the female Clouded Yellow. However, such numbers have not been recorded since and this species is now considered one of our rarest migrants. Copyright © 2000-2020 Dreamstime. The larva has a yellow stripe running down each side of the body, allowing it to be distinguished from other Colias species. The following links provide additional information on this butterfly. No conservation action is relevant for this species. sitting on a purple wildflower, Zuidelijke luzernevlinder, Berger's Clouded Yellow, Colias alfacariensis , Berger`s clouded yellow butterfly , butterflies of Iran, Berger's Clouded Yellow - Colias sareptensis - on Mournful Widow, Bergers Clouded Yellow (Colias sareptensis) butterfly. It was separated from the pale clouded yellow, C. hyale, in 1905. They avoid cool and rainy areas. "Die geographisch-subspecifische Gliederung von Colias alfacariensis Ribbe unter Berücksichtigun der Migrationsverhältnisse", https://en.wikipedia.org/w/index.php?title=Colias_alfacariensis&oldid=970707761, Creative Commons Attribution-ShareAlike License, Otokar Kudrna, 1981 On the Nomenclature of, This page was last edited on 1 August 2020, at 22:42. In the females, the orange spot on the top of the hind wings is not bordered. Egg, Caterpillar and Chrysalis Food Plant. All rights reserved. A Berger`s clouded yellow landed on my trouser on an evening. Colias alfacariensis, Berger's clouded yellow, is a butterfly of the family Pieridae. Even experienced Lepidopterists are unable to tell these two species apart, unless they have been reared from larvae, when there is an obvious difference. The males have on the upperside of the hind wings in the cell an orange spot with a red border, on the underside this spot is bright and clearly outlined in red. It was separated from the pale clouded yellow, C. hyale, in 1905. The larval food plants are horseshoe vetch (Hippocrepis comosa) and crown vetch (Coronilla varia) on which the female lays the eggs. Egg is laid singly on leaf. Pale yellow to pink to orange before hatching in 8-10 days in May-June. Colias alfacariensis Ribbe, 1905 – Berger's clouded yellow Colias alexandra W. H. Edwards, 1863 – Queen Alexandra's sulphur, Alexandra sulfur, or ultraviolet sulfur Colias alpherakii Staudinger, 1882 Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. It was separated from the Pale Clouded Yellow, ''C. The Berger's Clouded Yellow was identified as a distinct species from the Pale Clouded Yellow in 1945 as described in Berger (1948) and is named after the Belgian entomologist, L.A. Berger, who made this discovery. This and sister species the pale clouded yellow, C. hyale, are extremely difficult to separate by wing characteristics alone. This species is a rare vagrant to south England, the North German plain and Denmark. Berger's Clouded Yellow caucasica. Designers also selected these stock photos, Isolated Berger's Clouded Yellow butterfly, Dark Clouded Yellow butterfly (Colias croceus), Berger's Clouded Yellow, Colias alfacariensis butterfly, Berger`s Clouded Yellow butterfly, Colias alfacariensis, Berger`s clouded yellow colias alfacariensis butterfly, sitting on meadow flower. Berger's clouded yellow is a Palearctic species (South and Central Europe, South Russia, Russian Far East, Siberia Central Asia and temperate China also Asia Minor, Caucasus and Transcaucasia. They are a pale yellow when first laid, gradually becoming pink and, eventually, orange prior to hatching. The haunts of this butterfly are similar to the Clouded Yellow, which includes coastal cliffs and open downland. Egg Stage: Colour. Copyright © Peter Eeles 2002-2020. See Table below. The latest-ever sighting of this scarce species was at Glynde, East Sussex on 27th October 1945.
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