A new error correction version of the 2023 ICTV taxonomy is now available online at https://ictv.global/taxonomy. This new version of Master Species List #39v3 is available for download as an Excel Spreadsheet.

The MSL39 release contains taxonomic changes approved by the ICTV Executive Committee in July, 2023 and ratified by the ICTV Membership in April 2024. A paper describing this release is being prepared. Version 3 of this release contains the following corrections:

An updated set of diagrams of virion morphology arranged by host and genome type at the family level, are now available and are intended to give an overview of the diversity of known forms.

The ICTV Computational Virus Taxonomy Challenge is a challenge for bioinformaticians who build methods to classify unknown sequences into the ICTV-approved taxonomy.

A new version of the Virus Metadata Resource (VMR) spreadsheet has been released (VMR_MSL39_v1.xlsx). This version, released on May  17, 2024, can be downloaded from https://ictv.global/vmr/current. This release reflects the taxonomic changes incorporated into the current 2023 virus taxonomy, MSL39. The ICTV chooses an exemplar virus for each species and the VMR provides a list of these exemplars.

The new 2023 ICTV taxonomy is now available in both our traditional tabular browser: https://ictv.global/taxonomy and also in our new Visual Taxonomy browser: https://ictv.global/taxonomy/visual-browser . This second release of the visual browser adds new search capabilities to find your taxon of interest, and have the browser automatically expand to display the selected taxon.

The new,  2023 ICTV taxonomy is now available online at https://ictv.global/taxonomy. This new version of Master Species List #39 is available for download as an Excel Spreadsheet.

The MSL39 release contains taxonomic changes approved by the ICTV Executive Committee in July, 2023 and ratified by the ICTV Membership in April 2024. A paper describing this release is being prepared.

Agenda: https://ictv.global/webinar_agenda_march2024

Slides: https://ictv.global/webinar_slides_march2024

Video: https://ictv.global/webinar/video

New templates for the preparation of taxonomy proposals are now available at /taxonomy/templates These consist of:

A new ICTV Report chapters for the (-)-sense RNA virus family, Kolmioviridae is now available.