found in these sources are effectively published as long as the journal is sufficiently recognized. Effective names can be made valid through "Validation List" publications made to the IJSEM. In addition, it is possible to validate a binomial name without the genus being validated.

The relationship between valid publication and legitimacy follows a specific order in prokaryotic nomenclature. A name must first be validly published before it can be considered either legitimate or illegitimate under the