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 2019 election results are available.
PhyloCode Version 5 Draft Posted
Version 5 of the PhyloCode has been made avaliable online. Version 6 is in progress.
Companion Volume: Progress Report
Philip Cantino reports on the progress of Phylonyms, the companion volume to the PhyloCode.