Mart Krupovic, Jens H Kuhn, Fengbin Wang, Diana P Baquero, Valerian V Dolja, Edward H Egelman, David Prangishvili, Eugene V Koonin


The International Committee on Taxonomy of Viruses (ICTV) has recently adopted a comprehensive, hierarchical system of virus taxa. The highest rank in this hierarchy are realms, each of which is considered monophyletic but apparently originated independently of other realms. Here we announce the creation of a new realm,