Article 21.1

Conservation or suppression of names, nomenclatural acts or publications can suspend the application of the rules to names of taxa of the family group, genus group and species group. Conservation also permits the amendment of Adopted List of names (Art. 20).

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith