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Polyommatus escheri

Polyommatus escheri, Escher's blue, is a butterfly of the family Lycaenidae. It is found in Southern Europe and Morocco.

Polyommatus escheri
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Lycaenidae
Genus: Polyommatus
Species:
P. escheri
Binomial name
Polyommatus escheri
Hübner, 1823

Description in Seitz edit

L. escheri Hbn. (81 a, b). male and female above similar to icarus, but much larger; the underside more prominently spotted, with more numerous ocelli, but the forewing beneath always without basal ocelli; the ground-colour of the underside in the male more shaded with grey and in the female sometimes darkened to a chocolate-brown; moreover, the discal row of ocelli of the hindwing is more proximal, standing nearer the discocellular spot than in icarus. Southern Europe, from Spain to the Balkan Peninsula, northwards extending into the Alps. Females with the upperside strongly dusted with blue are ab. subapennina Tur. — dalmatica Spey. (81 b) is the form from Dalmatia; the male is lighter blue, more similar in colour to hylas than to icarus; the black margin, which is very narrow in escheri is here broader, and the hindwing above bears very weak traces of dark spots at the margin. If these spots are especially distinct, we have ab. punctulata Wheel. — Egg of the usual flattened from, pure white, with small projections at the corners of the meshes of the minute network. Larva until April on Astragalus and Plantago. The butterflies commence to fly at the end of June, occurring in mountain valleys, singly but not rarely; they have a rather clumsy flight and frequent specially the beds of brooks.[1] The length of the forewings is 17–19 mm.

Subspecies edit

  • P. e. escheri
  • P. e. dalmatica (Speyer, 1882) Balkans
  • P. e. splendens (Stefanelli, 1904) Apennines
  • P. e. helenae (Oberthür, 1910) Charente-Inférieure, Dompierre-s-Mer
  • P. e. roseonitens (Oberthür, 1910) Spain
  • P. e. balestrei (Fruhstorfer, 1910) Alpes Maritimes
  • P. e. ahmar (Le Cerf, 1928) Morocco (Tizi-n-Tiskrine)
  • P. e. parnassica (Brown, 1977) Greece

Biology edit

The butterfly flies from May to August.

The larvae feed on Astragalus species and possibly sainfoin.

References edit

  1. ^ Seitz, A. in Seitz, A. ed. Band 1: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen Tagfalter, 1909, 379 Seiten, mit 89 kolorierten Tafeln (3470 Figuren)   This article incorporates text from this source, which is in the public domain.

External links edit


    polyommatus, escheri, escher, blue, butterfly, family, lycaenidae, found, southern, europe, morocco, scientific, classificationdomain, eukaryotakingdom, animaliaphylum, arthropodaclass, insectaorder, lepidopterafamily, lycaenidaegenus, polyommatusspecies, esch. Polyommatus escheri Escher s blue is a butterfly of the family Lycaenidae It is found in Southern Europe and Morocco Polyommatus escheriScientific classificationDomain EukaryotaKingdom AnimaliaPhylum ArthropodaClass InsectaOrder LepidopteraFamily LycaenidaeGenus PolyommatusSpecies P escheriBinomial namePolyommatus escheriHubner 1823 Contents 1 Description in Seitz 2 Subspecies 3 Biology 4 References 5 External linksDescription in Seitz editL escheri Hbn 81 a b male and female above similar to icarus but much larger the underside more prominently spotted with more numerous ocelli but the forewing beneath always without basal ocelli the ground colour of the underside in the male more shaded with grey and in the female sometimes darkened to a chocolate brown moreover the discal row of ocelli of the hindwing is more proximal standing nearer the discocellular spot than in icarus Southern Europe from Spain to the Balkan Peninsula northwards extending into the Alps Females with the upperside strongly dusted with blue are ab subapennina Tur dalmatica Spey 81 b is the form from Dalmatia the male is lighter blue more similar in colour to hylas than to icarus the black margin which is very narrow in escheri is here broader and the hindwing above bears very weak traces of dark spots at the margin If these spots are especially distinct we have ab punctulata Wheel Egg of the usual flattened from pure white with small projections at the corners of the meshes of the minute network Larva until April on Astragalus and Plantago The butterflies commence to fly at the end of June occurring in mountain valleys singly but not rarely they have a rather clumsy flight and frequent specially the beds of brooks 1 The length of the forewings is 17 19 mm Subspecies editP e escheri P e dalmatica Speyer 1882 Balkans P e splendens Stefanelli 1904 Apennines P e helenae Oberthur 1910 Charente Inferieure Dompierre s Mer P e roseonitens Oberthur 1910 Spain P e balestrei Fruhstorfer 1910 Alpes Maritimes P e ahmar Le Cerf 1928 Morocco Tizi n Tiskrine P e parnassica Brown 1977 GreeceBiology editThe butterfly flies from May to August The larvae feed on Astragalus species and possibly sainfoin References edit Seitz A in Seitz A ed Band 1 Abt 1 Die Grossschmetterlinge des palaearktischen Faunengebietes Die palaearktischen Tagfalter 1909 379 Seiten mit 89 kolorierten Tafeln 3470 Figuren nbsp This article incorporates text from this source which is in the public domain External links edit nbsp Wikimedia Commons has media related to Polyommatus escheri Butterflies of Europe This Polyommatini related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Polyommatus escheri amp oldid 1190810077, wikipedia, wiki, book, books, library,

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