The template is for making references to version 2010.2 of the IUCN Red List of Threatened Species. Further comments can be added after the template.
Here are links to the IUCN species search engine, user's guide and help video.
All parameters are required.
{{IUCN2010.2|assessors= |year= |id= |title= |downloaded= }}
{{IUCN2010.2|assessors=Wiles, G.|year=2008|id=14144|title= Myotis ater|downloaded= 27 June 2010}}
will be displayed as
The suggested citation at the bottom of an IUCN details page contains all the data needed by this template except for the id, which is obtained from the page url.
The {{{ref}}} parameter is supported to optionally allow ref names to be specified, such as "harv" or {{harvid}}.