Duttaphrynus valhallae (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Duttaphrynus valhallae" in English language version.

refsWebsite

Global rank English rank

2^nd place

2^nd place

1iucnredlist.org

88^th place

160^th place

1biodiversityheritagelibrary.org

low place

low 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. (2015). "Duttaphrynus valhallae (Meade-Waldo, 1909)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 13 September 2015.

biodiversityheritagelibrary.org

Meade-Waldo, G. (1909). "Description of a new species of toad from Sumatra". Proceedings of the Zoological Society of London. 1908 (4): 786–788. doi:10.1111/j.1469-7998.1908.00786.x.

books.google.com

Bo Beolens; Michael Watkins; Michael Grayson (22 April 2013). The Eponym Dictionary of Amphibians. Pelagic Publishing. p. 220. ISBN 978-1-907807-44-2.

doi.org

IUCN SSC Amphibian Specialist Group (2018). "Duttaphrynus valhallae". IUCN Red List of Threatened Species. 2018: e.T54788A95639789. doi:10.2305/IUCN.UK.2018-1.RLTS.T54788A95639789.en. Retrieved 16 November 2021.
Meade-Waldo, G. (1909). "Description of a new species of toad from Sumatra". Proceedings of the Zoological Society of London. 1908 (4): 786–788. doi:10.1111/j.1469-7998.1908.00786.x.

iucnredlist.org

IUCN SSC Amphibian Specialist Group (2018). "Duttaphrynus valhallae". IUCN Red List of Threatened Species. 2018: e.T54788A95639789. doi:10.2305/IUCN.UK.2018-1.RLTS.T54788A95639789.en. Retrieved 16 November 2021.