International Commission on Zoological Nomenclature

Welcome to the ICZN

BZN 77 Petrogale penicillata Gray 1827 mockup 2The International Commission on Zoological Nomenclature (ICZN) acts as adviser and arbiter for the zoological community by generating and disseminating information on the correct use of the scientific names of animals. The ICZN is responsible for producing the International Code of Zoological Nomenclature - a set of rules for the naming of animals and the resolution of nomenclatural problems.


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News & Updates

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Deferment of Commissioner elections

Fri, 2020-07-10 05:55 -- The International Commission on Zoological Nomenclature will be postponing elections for new Commissioners due to the global-COVID-19 outbreak. More details may be found at the following link:

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Proposed amendments to the Constitution of the International Commission on Zoological Nomenclature

The International Commission on Zoological Nomenclature is publishing proposed amendments to its Constitution in order to solicit feedback from the zoological community on them. Constructive comments are welcome and will be published in the Bulletin of Zoological Nomenclature in order to further useful debate on how best to revise the foundational rules and principles of the ICZN. The amendment is published in the Bulletin of Zoological NomenclatureZooKeys, Zootaxa, and the European Journal of Taxonomy.

 Along with amendments to its Bylaws, this proposed amendment to the Constitution of the ICZN helps the Commission clarify its position in fulfilling its aim of promoting stability and universality in nomenclature.

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BZN 77: Articles published today

Thu, 2020-04-30 10:27 -- The first tranche of articles for BZN volume 77 is published today. Information about Notices, Applications, Comments, Notes and Rulings of the Commission for volume 77 will be available from the website in the next few days. We seek your patience as information from back issues and volumes are uploaded. Thank you very much.

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Commissioner nominations open

Tue, 2020-03-03 14:16 -- Nominations requested for five new Commissioners for the International Commission on Zoological Nomenclature


Why are names important?

Case studies... more>>

Scientific names: reasons and best practices... more>>



ICZN activities depend to a crucial extent on donations from individuals, institutions, learned societies and grant-giving bodies.

Speak to us about how you can be a part of this important work ( / +65 6516 8364)

Latest Pages Updated

About / Nominations for new Commissioners - updated 2020-03-03 14:16 (GMT +8)

Instructions for Authors / Guidelines for Case preparation - updated 2020-02-20 15:22 (GMT +8)