History of the taxon:

Etymology of the name:

Taxon: Betaflexiviridae; Proposal: 2007.021-023P.v2.Betaflexiviridae; : ; ICTV Report: ; Reference:

from the Ancient Greek βῆτα (bêta), the second letter of the Greek alphabet, and flexi, referring to the second family created from the division of the old family Flexiviridae, a group of  filamentous and highly flexible viruses; the suffix -viridae for family taxa