Williamson's marsupial frog (English Wikipedia)

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

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

459^th place

360^th place

1,578^th place

1,521^st place

1books.google.com

3^rd place

3^rd place

amnh.org

research.amnh.org

Frost, Darrel R. (2017). "Gastrotheca williamsoni Gaige, 1922". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 24 May 2017.

books.google.com

"The Museum's expedition to Venezuela". The Michigan Alumnus. Vol. 26. UM Libraries. 1920. p. 183. UOM:39015071121084.

doi.org

IUCN SSC Amphibian Specialist Group (2020). "Gastrotheca williamsoni". IUCN Red List of Threatened Species. 2020: e.T55365A109535499. doi:10.2305/IUCN.UK.2020-3.RLTS.T55365A109535499.en. Retrieved 16 November 2021.

iucnredlist.org

IUCN SSC Amphibian Specialist Group (2020). "Gastrotheca williamsoni". IUCN Red List of Threatened Species. 2020: e.T55365A109535499. doi:10.2305/IUCN.UK.2020-3.RLTS.T55365A109535499.en. Retrieved 16 November 2021.

umich.edu

deepblue.lib.umich.edu

Gaige, Helen T. (1922). "A new Gastrotheca from Venezuela". Occasional Papers of the Museum of Zoology, University of Michigan. 107: 1–3.