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Forest ringlet ( Inglês )

fornecido por wikipedia EN

The forest ringlet (Dodonidia helmsii), also known as Helms' butterfly, or te pēpepe pōuri or pepe pouri in the Māori language,[2][3] is a rare butterfly of the family Nymphalidae endemic to New Zealand. It is the only species in the genus Dodonidia.

Taxonomy

The forest ringlet was first described by Richard William Fereday from a specimen collected in the Paparoa Range by a Mr R. Helms of Greymouth. Fereday gave it the specific name helmsi, but would not speculate as to its genus.[4] The species was properly named in 1884 by Arthur Gardiner Butler, who coined the genus Dodonidia, from its resemblance to the Asian Dodona butterflies, and corrected the spelling of the species name to D. Helmsii (now D. helmsii).[5]

Because it was named after Helms, it is properly known as "Helms' butterfly", although this is often misspelled as "Helm's butterfly". The name "forest ringlet" is more commonly used.

Ecology

The forest ringlet caterpillar is nocturnal and feeds on "cutty grass" (Gahnia) and bush snowgrass (Chionochloa) from spring to early autumn. Adults live for three or four weeks and are fast-flying, found in January and February in clearings or near forest edges, mainly in beech (Nothofagus) forest north of about Lewis Pass.[6]

Conservation

Dodonidia helmsii was once widespread in New Zealand, including the Wellington and Auckland area, but has become significantly rarer over the last 50 years.[6] There are two causes: the increasing rarity in lowland areas of the sedges that are its food plant, and the introduction of predatory wasps to New Zealand that prey on its larvae.[7] Forest ringlets have disappeared from forest below 400 m altitude, but are still found at 600 m or higher, the altitudinal limit for the German and common wasps.[8] This species has been classified as having the "At Risk, Relict" conservation status under the New Zealand Threat Classification System.[9]

See also

References

  1. ^ Savela, Markku. "Dodonidia helmsii Butler, 1884". Lepidoptera and Some Other Life Forms. Retrieved February 28, 2018.
  2. ^ Wheeler, Jenny (29 August 2022). "Forest Ringlet Connections". Moths and Butterflies of New Zealand Trust. Retrieved 31 March 2023.
  3. ^ "NZTCS". nztcs.org.nz. Retrieved 31 March 2023.
  4. ^ Fereday, R. W. (1883). "Description of a Species of Butterfly new to New Zealand and probably to Science". Transactions and Proceedings of the New Zealand Institute. 15: 193–195.
  5. ^ Butler, Arthur G. (1884). "On a new Genus of Butterfly from New Zealand". The Annals and Magazine of Natural History: Including Zoology, Botany, and Geology. 5. 13: 171–173.
  6. ^ a b Crowe, Andrew (2002). Which New Zealand Insect?. Auckland: Penguin. p. 14. ISBN 0-14-100636-6.
  7. ^ "Forest ringlet butterfly (Dodonidia helmsii)". T.E.R:R.A.I.N. – Taranaki Educational Resource: Research Analysis and Education Network. Retrieved 30 September 2016.
  8. ^ Hansford, Dave (Jan–Feb 2009). "Ghosts of Summer". New Zealand Geographic (95).
  9. ^ Hoare, R.J.B.; Dugdale, J.S.; Edwards, E.D.; Gibbs, G.W.; Patrick, B.H.; Hitchmough, R.A.; Rolfe, J.R. (2017). "Conservation status of New Zealand butterflies and moths (Lepidoptera), 2015" (PDF). New Zealand Threat Classification Series. 20: 7.

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Forest ringlet: Brief Summary ( Inglês )

fornecido por wikipedia EN

The forest ringlet (Dodonidia helmsii), also known as Helms' butterfly, or te pēpepe pōuri or pepe pouri in the Māori language, is a rare butterfly of the family Nymphalidae endemic to New Zealand. It is the only species in the genus Dodonidia.

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Dodonidia helmsii ( Francês )

fornecido por wikipedia FR

Dodonidia helmsii est une espèce de lépidoptères (papillons) endémique de Nouvelle-Zélande. Elle est l'unique représentante du genre monotypique Dodonidia, dans la famille des Nymphalidae et la sous-famille des Satyrinae.

Noms vernaculaires

Dodonidia helmsii se nomme en anglais Forest Ringlet, Beech Forest Butterfly, Helms' Butterfly ou encore Silver streak[1].

Morphologie

L'imago de Dodonidia helmsii est un papillon de taille moyenne. Le dessus des ailes est brun largement rayé d'ocre, avec un gros ocelle noir pupillé de blanc aux ailes antérieures et trois aux ailes postérieures. Le revers des ailes antérieures est brun rayé d'ocre avec le même ocelle noir pupillé de blanc, tandis que le revers des ailes postérieures est marron rayé de blanc avec une série de trois ocelles noirs soudés près de l'apex, et un gros ocelle largement cerclé d'orange près de l'angle anal.

La chenille est de couleur verte avec deux cornes à chaque extrémité[1].

Biologie

Les plantes hôtes de la chenille sont Gahnia pauciflora, Gahnia procera, Chionochloa cheesemanii, Chionochloa conspicua et Carex geminata[1].

L'imago vole en janvier et février[1].

Distribution et biotopes

Dodonidia helmsii est endémique de Nouvelle-Zélande[2], où il est présent sur l'île du Nord et l'île du Sud[1]. On le trouve en forêt, dans la canopée[1].

Conservation

L'espèce est considérée comme en danger[1]. Une cause possible de son déclin est l'introduction de guêpes qui parasitent ses chenilles.

Systématique

Le genre Dodonidia et son unique espèce Dodonidia helmsii ont été décrits par le zoologiste britannique Arthur Gardiner Butler en 1884[2].

Références

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Dodonidia helmsii: Brief Summary ( Francês )

fornecido por wikipedia FR

Dodonidia helmsii est une espèce de lépidoptères (papillons) endémique de Nouvelle-Zélande. Elle est l'unique représentante du genre monotypique Dodonidia, dans la famille des Nymphalidae et la sous-famille des Satyrinae.

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Dodonidia helmsii ( Latin )

fornecido por wikipedia LA

Dodonidia helmsii (Anglice Helms's butterfly, forest ringlet butterfly) est rarus familiae Nymphalidarum papilio, in Nova Zelandia endemicus, sola species generis Dodonidiae.

Larvae speciebus Gahniae vescuntur, et plerumque in silvis generis Nothofagi inveniuntur. Paucitas suae plantae victus et introductio in Novam Zelandiam praedatorum subordinis Apocritorum, qui larvas praedantur, speciem comminantur.

Insecta Haec stipula ad insectum spectat. Amplifica, si potes!
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Dodonidia helmsii ( Neerlandês; Flamengo )

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Insecten

Dodonidia helmsii is een vlinder uit de onderfamilie Satyrinae van de familie Nymphalidae.[1] De wetenschappelijke naam van de soort is voor het eerst geldig gepubliceerd in 1884 door Arthur Gardiner Butler.

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Geplaatst op:
01-04-2013
Dit artikel is een beginnetje over biologie. U wordt uitgenodigd om op bewerken te klikken om uw kennis aan dit artikel toe te voegen. Beginnetje
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Dodonidia helmsi ( Norueguês )

fornecido por wikipedia NO

Dodonidia helmsi er en sommerfugl som tilhører gruppen ringvinger (Satyrinae) i den store familien flikvinger (Nymphalidae).

Utseende

En middelsstore, brun og oransje sommerfugl, både for- og bakvingene har markerte spisser og er trekantede. Oversiden er brun med oransje tegninger, store øyeflekker i spissen av forvingen og nær forkanten av bakvingen, en mindre flekk ved bakvingens bakhjørne. Undersiden av forvingen er tegnet som oversiden men blekere, mens undersiden av bakvingen er kontrastrikt tegnet i skinnende hvitt med brune striper.

Levevis

Denne sjeldne og truede arten lever i sørbøk (Nothofagus)-skog, der larvene utvikler seg på halvgras i slekten Gahnia på fuktige steder.

Utbredelse

Arten er utbredt på New Zealand.

Systematisk inndeling

Treliste

Kilder

Eksterne lenker

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Dodonidia helmsi: Brief Summary ( Norueguês )

fornecido por wikipedia NO

Dodonidia helmsi er en sommerfugl som tilhører gruppen ringvinger (Satyrinae) i den store familien flikvinger (Nymphalidae).

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