Welcome to the website of the
International Society for Phylogenetic Nomenclature.

The ISPN encourages the development and use of phylogenetic nomenclature and is overseeing the completion and implementation of a code of rules to govern phylogenetic nomenclature — the PhyloCode.

The society is open to anyone wishing to partake in this venture.

Join the ISPN

Latest News

Election Results
ISPN 2018 election results are available.
Companion Volume: Progress Report
Philip Cantino reports on the progress of Phylonyms, the companion volume to the PhyloCode.
PhyloCode 5.0 Beta Version
A new version of the PhyloCode will be posted once the Preface and Index have been completed. A beta version is available on request.