Users of the Catalogue of Life are encouraged to provide feedback to the Species 2000 Secretariat and to ITIS. Enquiries about the Catalogue of Life, contributing databases or Species 2000 orgaisation should also be directed to:

Species 2000 Secretariat
Naturalis Biodiversity Center
P.O. Box 9517, 2300 RA Leiden, Netherlands

Email: sp2000@sp2000.org
Tel: +31 71 751 9362

Help Desk: support@sp2000.org

Annual Checklist DVD requests

The Annual Checklist database and software on the DVD are identical to those on the web at http://www.catalogueoflife.org/annual-checklist. Further copies of the DVD (or the 2017 edition that will be released in April 2017) can be requested free of charge from Species 2000 Secretariat by emailing sp2000@sp2000.org.