Vipera transcaucasiana (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Vipera transcaucasiana" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

1catalogueoflife.org

1,087^th place

2,983^rd place

656^th place

1,126^th place

catalogueoflife.org

Bisby F.A.; Roskov Y.R.; Orrell T.M.; Nicolson D.; Paglinawan L.E.; Bailly N.; Kirk P.M.; Bourgoin T.; Baillargeon G.; Ouvrard D. (red.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Retrieved 16 December 2016.

itis.gov

"Vipera ammodytes transcaucasiana". Integrated Taxonomic Information System. Retrieved 11 August 2006.

iucnredlist.org

"Vipera transcaucasiana". IUCN Red List of Threatened Species. 2009. 2008. Retrieved 16 December 2016.