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Description

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A largely unknown montane frog from the Ankaratra massif. M 37 mm, F 40-44 mm. Tibiotarsal articulation reaches the nostril. Hand with a trace of webbing, foot webbing 1(0), 2i(1), 2e(0), 3i/e(1), 4i/e(2), 5(1). Dorsal skin smooth, with larger tubercles on the posterior back. Colour in life brown with orange markings, ventrally dirty white. Males with distinct light nuptial pads.Similar species: The species has a rather unique appearance and a very restricted distribution and habitat, and is therefore unlikely to be confused with other species.Taken with permission from Glaw and Vences (2007).

Reference

Vences, M. and Nussbaum, R. (2008). Boophis williamsi. In: IUCN 2008. 2008 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 07 April 2009.

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Distribution and Habitat

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Ankaratra (Ambohimirandrana). Observed only at 2100m asl. Although it originally inhabits montane rainforest, it is now restricted to high-elevation grasslands with relict montane forest (Vences and Nussbaum 2008).
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Life History, Abundance, Activity, and Special Behaviors

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Critically Endangered: extent of occurrence is less than 100 km2 and its area of occupancy is less than 10 km2, all individuals are in a single location, and there is continuing decline in the extent and quality of its habitat at Ankaratra. This species appears to be restricted to only a few streams on the Ankaratra Massif which so far receive no legal protection (Vences and Nussbaum 2008).
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Life History, Abundance, Activity, and Special Behaviors

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Along fast-flowing streams at high elevations of the Ankaratra Massif, with rudimentary gallery forest and bushy vegetation along their edges. One specimen was found at night on leaves, at a perch height of about 1 m. The large tadpoles have broad mouthparts adapted to fast-flowing water and live in the streams. Calls: Unknown. It breeds in fast-flowing mountain streams (Vences and Nussbaum 2008).
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Boophis williamsi ( Breton )

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Boophis williamsi a zo ur glesker brosezat e kreiz Madagaskar.

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Boophis williamsi ( Catalan; Valencian )

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Boophis williamsi és una espècie de granota endèmica de Madagascar.

Es troba amenaçada d'extinció per la pèrdua del seu hàbitat natural.

Referències

 src= A Wikimedia Commons hi ha contingut multimèdia relatiu a: Boophis williamsi Modifica l'enllaç a Wikidata



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Boophis williamsi: Brief Summary ( Catalan; Valencian )

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Boophis williamsi és una espècie de granota endèmica de Madagascar.

Es troba amenaçada d'extinció per la pèrdua del seu hàbitat natural.

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Boophis williamsi

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Boophis williamsi is a species of frog in the family Mantellidae endemic to Madagascar. Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical high-altitude grassland, rivers, and heavily degraded former forests. It is threatened by habitat loss.

References

  1. ^ IUCN SSC Amphibian Specialist Group (2016). "Boophis williamsi". IUCN Red List of Threatened Species. 2016: e.T57435A84165560. doi:10.2305/IUCN.UK.2016-1.RLTS.T57435A84165560.en. Retrieved 14 November 2021.
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Boophis williamsi: Brief Summary

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Boophis williamsi is a species of frog in the family Mantellidae endemic to Madagascar. Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical high-altitude grassland, rivers, and heavily degraded former forests. It is threatened by habitat loss.

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Boophis williamsi ( Spanish; Castilian )

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Boophis williamsi es una especie de anfibios de la familia Mantellidae. Es endémica de Madagascar.

Su hábitat natural incluye montanos tropicales o subtropicales secos, praderas tropicales o subtropicales a gran altitud, ríos y zonas previamente boscosas ahora muy degradadas. Está amenazada de extinción por la pérdida de su hábitat natural.

Referencias

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Boophis williamsi: Brief Summary ( Spanish; Castilian )

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Boophis williamsi es una especie de anfibios de la familia Mantellidae. Es endémica de Madagascar.

Su hábitat natural incluye montanos tropicales o subtropicales secos, praderas tropicales o subtropicales a gran altitud, ríos y zonas previamente boscosas ahora muy degradadas. Está amenazada de extinción por la pérdida de su hábitat natural.

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Boophis williamsi ( Basque )

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Boophis williamsi Boophis generoko animalia da. Anfibioen barruko Mantellidae familian sailkatuta dago, Anura ordenan.

Erreferentziak

Ikus, gainera

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Boophis williamsi: Brief Summary ( Basque )

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Boophis williamsi Boophis generoko animalia da. Anfibioen barruko Mantellidae familian sailkatuta dago, Anura ordenan.

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Boophis williamsi ( French )

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Boophis williamsi est une espèce d'amphibiens de la famille des Mantellidae[1].

Répartition

Cette espèce est endémique de Madagascar. Elle se rencontre à haute altitude dans le massif d'Ankaratra[1],[2].

Étymologie

Cette espèce est nommée en l'honneur d'Ernest Edward Williams[3].

Publication originale

  • Guibé, 1974 : Batraciens nouveaux de Madagascar. Bulletin du Museum National d'Histoire Naturelle, sér. 3, Zoologie, vol. 171, p. 1169-1192 (texte intégral).

Notes et références

  1. a et b Amphibian Species of the World, consulté lors d'une mise à jour du lien externe
  2. UICN, consulté lors d'une mise à jour du lien externe
  3. Guibé, 1974 : Batraciens nouveaux de Madagascar. Bulletin du Museum National d'Histoire Naturelle, sér. 3, Zoologie, vol. 171, p. 1169-1192 (texte intégral).
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Boophis williamsi: Brief Summary ( French )

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Boophis williamsi est une espèce d'amphibiens de la famille des Mantellidae.

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Boophis williamsi ( Italian )

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Boophis williamsi (Guibé, 1974) è una rana della famiglia Mantellidae, endemica del Madagascar.

Descrizione

Biologia

Distribuzione e habitat

La presenza di questa specie è documentata solo sul massiccio dell'Ankaratra, nel Madagascar centro-orientale, ad una altitudine di 2.100 m s.l.m.[1]

Conservazione

Per la ristrettezza del suo areale, non tutelato da alcun vincolo di protezione, e la esiguità della popolazione B. williamsi è classificata dalla IUCN Red List come specie in pericolo critico di estinzione.[1]

Note

  1. ^ a b c (EN) Miguel Vences, Ronald Nussbaum 2008, Boophis williamsi, su IUCN Red List of Threatened Species, Versione 2020.2, IUCN, 2020.

Bibliografia

  • Glaw F. and Vences M., Amphibians and Reptiles of Madagascar, 3rd edition, Köln, M. Vences and F. Glaw Verlags GbR., 2007.

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Boophis williamsi: Brief Summary ( Italian )

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Boophis williamsi (Guibé, 1974) è una rana della famiglia Mantellidae, endemica del Madagascar.

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Boophis williamsi ( Dutch; Flemish )

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Herpetologie

Boophis williamsi is een kikker uit de familie gouden kikkers (Mantellidae). De soort werd voor het eerst wetenschappelijk beschreven door Jean Marius René Guibé in 1974. De soort behoort tot het geslacht Boophis. De soortaanduiding williamsi is een eerbetoon aan Ernest Edward Williams.[2]

Leefgebied

De kikker is endemisch in Madagaskar.[3] De soort heeft een verspreidingsgebied tussen de 10 en 100 km2 en staat mede daardoor als ernstig bedreigd op de IUCN Rode Lijst. De soort leeft rondom de Ankaratra op een hoogte boven de 2100 meter boven zeeniveau.

Synoniemen

  • Rhacophorus williamsi Guibé, 1974


Referenties
  1. (en) Boophis williamsi op de IUCN Red List of Threatened Species.
  2. Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History, Boophis williamsi.
  3. University of California - AmphibiaWeb, Boophis williamsi.
Bronnen
  • (en) - Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History - Boophis williamsi - Website Geconsulteerd 20 januari 2017
  • (en) - University of California - AmphibiaWeb - Boophis williamsi - Website
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Boophis williamsi: Brief Summary ( Dutch; Flemish )

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Boophis williamsi is een kikker uit de familie gouden kikkers (Mantellidae). De soort werd voor het eerst wetenschappelijk beschreven door Jean Marius René Guibé in 1974. De soort behoort tot het geslacht Boophis. De soortaanduiding williamsi is een eerbetoon aan Ernest Edward Williams.

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Boophis williamsi ( Portuguese )

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Boophis williamsi é uma espécie de anfíbio da família Mantellidae.

É endémica de Madagáscar.

Os seus habitats naturais são: regiões subtropicais ou tropicais húmidas de alta altitude, campos de altitude subtropicais ou tropicais, rios e florestas secundárias altamente degradadas.[1]

Está ameaçada por perda de habitat.[1]

Referências

  1. a b c IUCN SSC Amphibian Specialist Group (2016). «Boophis williamsi». Lista Vermelha de Espécies Ameaçadas. 2016: e.T57435A84165560. doi:. Consultado em 14 de novembro de 2021
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Boophis williamsi: Brief Summary ( Portuguese )

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Boophis williamsi é uma espécie de anfíbio da família Mantellidae.

É endémica de Madagáscar.

Os seus habitats naturais são: regiões subtropicais ou tropicais húmidas de alta altitude, campos de altitude subtropicais ou tropicais, rios e florestas secundárias altamente degradadas.

Está ameaçada por perda de habitat.

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Boophis williamsi ( Vietnamese )

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Boophis williamsi là một loài ếch trong họ Mantellidae. Chúng là loài đặc hữu của Madagascar. Các môi trường sống tự nhiên của chúng là các khu rừng vùng núi ẩm nhiệt đới hoặc cận nhiệt đới, đồng cỏ ở cao nhiệt đới hoặc cận nhiệt đới, sông, và các khu rừng trước đây bị suy thoái nặng nề. Loài này đang bị đe dọa do mất môi trường sống.

Nguồn

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Chú thích

Tham khảo


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Boophis williamsi: Brief Summary ( Vietnamese )

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Boophis williamsi là một loài ếch trong họ Mantellidae. Chúng là loài đặc hữu của Madagascar. Các môi trường sống tự nhiên của chúng là các khu rừng vùng núi ẩm nhiệt đới hoặc cận nhiệt đới, đồng cỏ ở cao nhiệt đới hoặc cận nhiệt đới, sông, và các khu rừng trước đây bị suy thoái nặng nề. Loài này đang bị đe dọa do mất môi trường sống.

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