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Purcell's ghost frog (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Purcell's ghost frog" in English language version.

refsWebsite
Global rank English rank
1iucnredlist.org
88th place
160th place
1doi.org
2nd place
2nd place
1amnh.org
1,578th place
1,521st place

amnh.org

research.amnh.org

  • Frost, Darrel R. (2014). "Heleophryne purcelli Sclater, 1898". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 15 March 2014.

doi.org

  • IUCN SSC Amphibian Specialist Group (2013). "Heleophryne purcelli". IUCN Red List of Threatened Species. 2013: e.T55275A3026942. doi:10.2305/IUCN.UK.2013-2.RLTS.T55275A3026942.en. Retrieved 17 November 2021.

iucnredlist.org

  • IUCN SSC Amphibian Specialist Group (2013). "Heleophryne purcelli". IUCN Red List of Threatened Species. 2013: e.T55275A3026942. doi:10.2305/IUCN.UK.2013-2.RLTS.T55275A3026942.en. Retrieved 17 November 2021.