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Contents

   



(Top)
 


1 Etymology  





2 Distribution and habitat  





3 Status  





4 References  





5 External links  














Amargosa toad






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From Wikipedia, the free encyclopedia
 


Amargosa toad

Conservation status


Critically Endangered  (IUCN 3.1)[1]


Imperiled  (NatureServe)[2]

Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Bufonidae
Genus: Anaxyrus
Species:
A. nelsoni
Binomial name
Anaxyrus nelsoni

(Stejneger, 1893)

Synonyms
  • Bufo boreas ssp. nelsoni Stejneger, 1893
  • Bufo nelsoni Stejneger, 1893

The Amargosa toad (Anaxyrus nelsoni) is a species of toad in the family Bufonidae. It was at one time considered to be a subspecies of the western toad.[3] It is threatened by habitat loss and is classified by the IUCN as being critically endangered.[1]

Etymology

[edit]

The specific name nelsoni honors Edward William Nelson, an American naturalist and ethnologist.[4]

Distribution and habitat

[edit]

The Amargosa toad is endemic to the Oasis Valley in the Amargosa DesertinNye County, Nevada, United States.[1][3] Its natural habitat is along a 10 mi (16 km) stretch of the Amargosa River in the Oasis Valley between Springdale and Beatty, in tributary springs and in nearby isolated springs. The riverside growth consists of cottonwoods, sedges and cattails and breeding takes place in the springs where there is often little aquatic vegetation.[1]

Status

[edit]

The International Union for Conservation of Nature has assessed the status of the Amargosa toad as being critically endangered. Factors that adversely affect it include variable amounts of rainfall, the increased use of off-road vehicles, the trampling of grazing animals, dredging operations for flood control and commercial development. Another threat is the introduction of non-native species that prey on it including catfish, crayfish and bullfrogs. The population of the toads is believed to be in decline.[1]

Effective steps are being taken by local citizens, ranchers, and farmers to preserve and restore the Amargosa toad's population in the area, in part to avoid federal intervention through the Endangered Species Act.[5]

References

[edit]
  1. ^ a b c d e IUCN SSC Amphibian Specialist Group. (2022). "Anaxyrus nelsoni". IUCN Red List of Threatened Species. 2022: e.T3181A118973099. doi:10.2305/IUCN.UK.2022-2.RLTS.T3181A118973099.en.
  • ^ "NatureServe Explorer 2.0". explorer.natureserve.org. Retrieved 6 June 2022.
  • ^ a b Frost, Darrel R. (2016). "Anaxyrus nelsoni (Stejneger, 1893)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 30 January 2016.
  • ^ Beolens, Bo; Watkins, Michael & Grayson, Michael (2013). The Eponym Dictionary of Amphibians. Pelagic Publishing. p. 154. ISBN 978-1-907807-42-8.
  • ^ NPR: "All Hopped Up: Town Unites For Toad Revival", NPR. Accessed 11.10.2010
  • [edit]
    Retrieved from "https://en.wikipedia.org/w/index.php?title=Amargosa_toad&oldid=1232053959"

    Categories: 
    IUCN Red List critically endangered species
    NatureServe imperiled species
    Anaxyrus
    Amphibians of the United States
    Endemic fauna of Nevada
    Amargosa Desert
    Fauna of the Mojave Desert
    Amphibians described in 1893
    Taxa named by Leonhard Stejneger
    Hidden categories: 
    Articles with short description
    Short description matches Wikidata
    Articles with 'species' microformats
    Commons category link is on Wikidata
    Taxonbars with automatically added original combinations
    Taxonomy articles created by Polbot
     



    This page was last edited on 1 July 2024, at 18:10 (UTC).

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