Annual Checklist editions of previous years:

2019 Annual Checklist, 1,900,983 species (incl. 63,418 extinct species)

2018 Annual Checklist, 1,803,488 species (incl. 59,284 extinct species)

2017 Annual Checklist, 1,713,852 species (incl. 49,346 extinct species)

2016 Annual Checklist, 1,640,969 species

2015 Annual Checklist, 1,606,554 species

2014 Annual Checklist, 1,578,063 species

2013 Annual Checklist, 1,352,112 species

2012 Annual Checklist, 1,404,038 species

2011 Annual Checklist, 1,347,224 species

2010 Annual Checklist, 1,257,735 species

2009 Annual Checklist, 1,160,711 species

2008 Annual Checklist, 1,105,589 species

2007 Annual Checklist, 1,008,965 species

2006 Annual Checklist, 884,552 species

2005 Annual Checklist, 526,323 species

Latest version of the CoL monthly editions:

www.catalogueoflife.org/col

Darwin Core Archives of monthly editions:

http://www.catalogueoflife.org/DCA_Export/archive.php

Web service:

Species 2000 provides web services to facilitate automated access to the Annual Checklist by computer programs. Please visit http://www.catalogueoflife.org/content/web-services for more information.

CoL Download Service in Darwin Core Archive:

http://www.catalogueoflife.org/DCA_Export

CoL website:

www.catalogueoflife.org

CoL Twitter:

https://twitter.com/catalogueoflife

A list of publications that use, mention or refer to the Catalogue of Life compiled by Integrated Marine Information System (IMIS):

http://www.vliz.be/en/catalogue?module=ref&show=955