Web sites
Online version of the Annual Checklist:
http://www.catalogueoflife.org/annual-checklist
Latest version of the Catalogue of Life (dynamic editions around a year):
Archives of the Annual Checklists 2000-2011:
www.catalogueoflife.org/services
Web service:
Species 2000 provides web services to facilitate automated access to the Annual Checklist by computer programs. Please visit www.catalogueoflife.org/services for more information.