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Atelopus ardila Coloma, Duellman, Almendáriz, Ron, Terán-Valdez & Guayasamin 2010

Atelopus ardila

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Atelopus ardila is a species of frog in the family Bufonidae. [2] It has not been seen since 1992, and is believed to be possibly extinct.

Taxonomy

Atelopus ardila was described in 2010. Previously, it was misidentified as Atelopus ignescens. Its specific epithet 'ardila' was given in honor of Colombian herpetologist Cristina Ardila-Robayo, whose research led to the description of several new species in the genus Atelopus.[3]

Description

Atelopus ardila is sexually dimorphic. Males are, on average, 35-40mm long while females are slightly larger, 40-50mm long. In addition, females have long, slender legs compared to the much stouter legs of males. Both sexes have variable coloration, ranging from yellow, to red-orange, to almost black.

As tadpoles, Atelopus ardila are black in coloration, and look similar to tadpoles of other species in their genus. [4]

Habitat and Distribution

Atelopus ardila is only known from its type locality and surrounding areas, the region between Galeras and Laguna de la Cocha in the Colombian Massif of Southern Colombia. They have been found under rocks and in rocky streams, as well as in densely wooded areas.[3]

Diet

Analysis of the stomach contents of specimens of Atelopus ardila revealed that their diet comprises largely of leaf beetles and drosophilidae. They also eat members of the families Pteromalidae, Braconidae, Anthomyiidae, Muscidae, and Tephritidae in lesser amounts. [5]

Reproduction

As amphibians, Atelopus ardila exhibits amplexus. Amplexus in Atelopus ardila has been observed occurring year round, and can last a long time. A wild pair was observed in amplexus for 22 days, and pairs maintained in captivity have remained in amplexus for several months.

Tadpoles live in clear, mountain creeks until maturing. Though they were also seen year round, they were less abundant in the summer months. [6] [4]

History

The first known specimen was collected on August 2, 1965, by R. E. Smalley. The holotype was collected on February 25, 1984, by Patricia A. Burrowes and Benjamín del Castillo. Initially, they were believed to be Atelopus ignescens. Later on, it was believed that they represented a distinct subpopulation of the species. [7] After taxonomic review, Atelopus ardila was classed as a new species in 2010.

The species used to be considered common, but their population rapidly declined in the past few decades. The last confirmed specimen was collected in June of 1989. Multiple searches throughout the mid 1990s failed to locate any individuals. Visual records indicate the presence of individuals in 1992, and there are unconfirmed visual records of the species by local people from 1994 and 2002. Searches conducted in the species' habitat between 2000 and 2004 also failed to find any individuals. The IUCN lists the species as Critically Endangered, and possibly extinct. The exact cause of the decline of Atelopus ardila is unknown, but disease, climate change, habitat loss, and impacts from nearby volcanoes are believed to have played roles.[1][3]

References

  1. ^ a b IUCN SSC Amphibian Specialist Group (2017). "Atelopus ardila". IUCN Red List of Threatened Species. 2017: e.T18435521A56601916. doi:10.2305/IUCN.UK.2017-3.RLTS.T18435521A56601916.en. Retrieved 2 December 2021.
  2. ^ Frost, Darrel R. (2021). "Atelopus ardila Coloma, Duellman, Almendáriz, Ron, Terán-Valdez, and Guayasamin, 2010". Amphibian Species of the World: an Online Reference. Version 6.1. American Museum of Natural History. doi:10.5531/db.vz.0001. Retrieved 7 December 2021.
  3. ^ a b c Coloma, Luis A.; Almendáriz, Ana; Ron, Santiago; Terán-Valdez, Andrea; Guayasamin, Juan M.; Duellman, William E. (August 2010). "Five New (Extinct?) Species Of Atelopus (Anura: Bufonidae) From Andean Colombia, Ecuador, And Peru". Zootaxa. 2574: 1–54. doi:10.5281/zenodo.197448. Retrieved December 3, 2021.
  4. ^ a b Gómez Castillo, L. (1993). "Aspectos de la ecología y ciclo vital de la rana Atelopus ignescens (Cornalia) de los alrededores del Lago Guamuez, Nariño Colombia". Revista de Investigaciones Universidad de Nariño, Pasto. 7: 168–177.
  5. ^ Gómez, L.; Ramos, O. A. (1982). "Contenido estomacal de Atelopus ignescens (Cornalia) de Nariño y Putumayo, República de Colombia". II Congreso Grancolombiano y VI Jornadas Nacionales de Biología. 1: 163–165.
  6. ^ Gómez Castillo, L. (1982). "Aspectos ecológicos, morfológicos y de conducta de las ranas del género Atelopus del Departamento de Nariño, Colombia". Revista Humboldt. 1: 53–64.
  7. ^ Rueda-Almonacid, José Vicente; Rodríguez-Mahecha, José Vicente; Lötters, Stefan; La Marca, Enrique; Kahn, Ted; Angulo, Ariadne (2005). Ranas arlequines (PDF). Bogota, Colombia: Conservacion Internacional. p. 135. ISBN 958-97690-4-7. Retrieved 5 December 2021.
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Atelopus ardila: Brief Summary

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Atelopus ardila is a species of frog in the family Bufonidae. It has not been seen since 1992, and is believed to be possibly extinct.

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Atelopus ardila ( Spanish; Castilian )

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(Atelopus ardila), es una especie de anfibios del orden de los anuros de la familia bufónidos. Es endémica de Colombia y el Ecuador. Posiblemente extinguida.

Distribución

Esta especie es conocida solamente en la región y sus alrededores, pues es endémica de los subpáramos y páramos del Macizo Central colombiano en el Departamento de Nariño entre los 2800 y los 3280 metros de altitud, entre el Volcán Galeras hacia el este, hasta la Laguna de la Cocha. Su presencia de estima en una extensión de 51 km². La distribución en el Ecuador es en la Cordillera Occidental en la Provincia de Carchi.[1]

Hábitat

Su hábitat comprende los páramos o subpáramos de vegetación montano tropical por encima de la línea de árboles. Los individuos parecen haber sido encontrados en los canales de riego de césped, debajo de las piedras negras,[2]​ Los adultos también se han encontrado en rocas dentro de los arroyos rocosos.

Reproducción

Se reproduce durante todo el año. Los huevos son depositados en aguas no contaminadas de los arroyos de la montaña. Los renacuajos nunca se han visto cerca de las viviendas en las zonas urbanas, lo que sugiere que esta especie puede no tener tolerancia a la alteración del hábitat.[3]

Amenazas

Teniendo en cuenta la dramática disminución de la población en el pasado, y que se dan patrones similares con congéneres en los Andes, el cambio climático y patógenos, son los principales factores de amenaza. Probablemente, el cambio que sufre el suelo podría ser una amenaza, puesto que las imágenes satelitales recientes sugieren que su hábitat ha sido modificado.

Referencias

  1. Atelopus ardila Coloma, Duellman, Almendáriz, Ron, Terán-Valdez, and Guayasamin, 2010
  2. Notas de campo PA Burrowes, 25 de febrero de 1984, Coloma et al. 2010.
  3. The IUCN Red List of Threatened Species - Atelopus ardila
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Atelopus ardila: Brief Summary ( Spanish; Castilian )

provided by wikipedia ES

(Atelopus ardila), es una especie de anfibios del orden de los anuros de la familia bufónidos. Es endémica de Colombia y el Ecuador. Posiblemente extinguida.

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Atelopus ardila ( Basque )

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Atelopus ardila Atelopus generoko animalia da. Anfibioen barruko Bufonidae familian sailkatuta dago, Anura ordenan.

Erreferentziak

Ikus, gainera

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Atelopus ardila: Brief Summary ( Basque )

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Atelopus ardila Atelopus generoko animalia da. Anfibioen barruko Bufonidae familian sailkatuta dago, Anura ordenan.

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Atelopus ardila ( French )

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Atelopus ardila est une espèce d'amphibiens de la famille des Bufonidae[1].

Répartition

Cette espèce se rencontre entre 2 500 et 3 000 m d'altitude dans les paramo et subparamo de la cordillère des Andes[1] :

Étymologie

Cette espèce est nommée en l'honneur de María Cristina Ardila-Robayo[2].

Publication originale

  • Coloma, Duellman, Almendáriz, Ron, Terán-Valdez, Guaysamin, 2010 : Five new (extinct?) species of Atelopus (Anura: Bufonidae) from Andean Colombia, Ecuador, and Peru. Zootaxa, no 2574, p. 1–54.

Notes et références

  1. a et b Amphibian Species of the World, consulté lors d'une mise à jour du lien externe
  2. Coloma, Duellman, Almendáriz, Ron, Terán-Valdez, Guaysamin, 2010 : Five new (extinct?) species of Atelopus (Anura: Bufonidae) from Andean Colombia, Ecuador, and Peru. Zootaxa, no 2574, p. 1–54.
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Atelopus ardila: Brief Summary ( French )

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Atelopus ardila est une espèce d'amphibiens de la famille des Bufonidae.

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Atelopus ardila ( Dutch; Flemish )

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Herpetologie

Atelopus ardila is een kikker uit de familie padden (Bufonidae) en het geslacht klompvoetkikkers (Atelopus). De soort werd voor het eerst wetenschappelijk beschreven door Coloma et al in 2010.[1] Omdat de soort pas sinds recentelijk is beschreven wordt de kikker in veel literatuur nog niet vermeld.

Atelopus ardila leeft in delen van Zuid-Amerika en komt voor in Colombia en Ecuador.[2] De kikker is bekend van een hoogte van 2500 tot 3000 meter boven zeeniveau. De soort komt in een relatief klein gebied voor en is hierdoor kwetsbaar. Door de internationale natuurbeschermingsorganisatie IUCN is de soort nog niet opgenomen op de lijst van bedreigde dieren.[3]

Referenties
  1. Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History, Atelopus ardila.
  2. University of California - AmphibiaWeb, Atelopus ardila.
  3. IUCN, Atelopus ardila.
Bronnen
  • (en) - Darrel R. Frost - Amphibian Species of the World: an online reference - Version 6.0 - American Museum of Natural History - Atelopus ardila - Website Geconsulteerd 4 februari 2017
  • (en) - University of California - AmphibiaWeb - Atelopus ardila - Website
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Atelopus ardila ( Portuguese )

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Atelopus ardila é uma espécie de anfíbio anuro da família Bufonidae.[2][3] Está presente na Colômbia.[3] A UICN classificou-a como em perigo crítico.[4]

Ver também

Referências

  1. IUCN SSC Amphibian Specialist Group (2017). «Atelopus ardila». Lista Vermelha de Espécies Ameaçadas. 2017: e.T18435521A56601916. doi:. Consultado em 2 de dezembro de 2021
  2. Atelopus ardila Amphibian Species of the World, versão 6.0. American Museum of Natural History. Página acedida em 13 de Fevereiro de 2018.
  3. a b Atelopus ardila. AmphibiaWeb. Página acedida em 13 de Fevereiro de 2018.
  4. Lista vermelha da UICN. 2018. Atelopus ardila. Página acedida em 13 de Fevereiro de 2018.
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Atelopus ardila: Brief Summary ( Portuguese )

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Atelopus ardila é uma espécie de anfíbio anuro da família Bufonidae. Está presente na Colômbia. A UICN classificou-a como em perigo crítico.

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