History of the taxon:
Etymology of the name:
Taxon: Permutotetraviridae; Proposal: 2010.001a-qI.A.v4.Tetraviridae
from the Latin permutare, meaninmg "to change thoroughly" and the Ancient Greek τετρα (tetra), the Greek cardinal 4, together referring to the type of RdRP (replicase) whose active site is permuted and the T=4 capsid architecture of viruses in the family; the suffix -viridae for family taxa