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International Committee on Taxonomy of Viruses: ICTV

Official Taxonomic Resources

Taxonomy Browser

ICTV Taxonomy Browser

Search and browse the virus taxonomy

MSL

Master Species List

MSL: Spreadsheet of all current species

VMR

Virus Metadata Resource

VMR: Virus exemplars for every species 

Find the Species

Search for a current taxon name by typing in a virus name, isolate name, abbreviation, etc.

News

  • Proposals

    Submit Your Taxonomy Proposal for 2025

    The next deadline for submission of taxonomy proposals is June 20, 2025.

    Read more
  • Virus Data

    Virion Properties, Diagrams, and Taxon Etymology

    Information on virion diagrams, virus properties, and taxon  name origins, have been updated for MSL40

    Read more
  • Webinar

    Webinar on Finding Virus Information

    Access information and view the video from the  March 2025 Webinar

    Read more
  • VMR

    New Release: Virus Metadata Resource

    A new (corrected) VMR is now available for MSL40

    Read more
  • MSL

    New Taxonomy Release: MSL40

    MSL40, the 2024-2025 ICTV taxonomy release is now available

    Read more
  • Siddell

    New ICTV Life Member: Stuart Siddell

    Stuart Siddell has been elected as a Life Member of the ICTV

    Read more
  • Find the Species

    Find the Species

    Find the Species: A new  tool to find a species name starting with all or part of a virus name.

    Read more
  • Marc van Regenmortel

    Remembering Marc van Regenmortel

    The life and contributions of Marc H. V. van Regenmortel

    Read more
View all news

Other Useful Resources

Visual Browser

Browse current and past taxonomy releases visually

Current taxonomy

ICTV Report

Information on virus taxa and their member viruses

Report Chapters

Taxonomy Profiles

Journal of General Virology: ICTV Virus Taxonomy Profiles

JGV Profiles

Proposal Submission

Templates used to submit
taxonomic proposals

Proposal Templates

About the ICTV

Virus taxonomy
the database of the ICTV

Learn about the ICTV

Virology Division News

News of interest from the ICTV
and Archives of Virology

AoV VDN

Site Map

A site-wide map of all menu links and resources

Navigating menus

Web Site Updates

A list of recent updates to web site content

Recent updates

  For questions or help, send an email to info@ictv.global

Support

ICTV gratefully acknowledges financial support from the American Society for Virology, Microbiology Society, the Virology Division of IUMS, Wellcome, the Australasian Virology Society, the Société Française de Virologie (SFV), the Finnish Biochemical, Biophysical, and Microbiological Society / Societas Biochemica, Biophysica et Microbiologica Fenniae, and the Italian Society for Virology. ICTV also very gratefully acknowledges the support it receives from all its Executive Committee members, Study Group members and National Representatives who volunteer a huge amount of their time and financial support to ensure that ICTV continues to function for the good of virology. We would also like to thank Donald Dempsey and Curtis Hendrickson from the University of Alabama at Birmingham for their work on the development of the web site and taxonomy database.

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American Society for Virology
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Wellcome
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Microbiology Society
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IUMS Virology Division
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Australasian Virology Society
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Société Française de Virologie (SFV)
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Finnish Biochemical, Biophysical, and Microbiological Society
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The Italian Society for Virology

International Committee on Taxonomy of Viruses

 

Unless otherwise noted, this work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License

Support is provided by the National Institute of Allergy and Infectious Diseases, U.S. National Institutes of Health, Award U24AI162625

 

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