History of the taxon:

Etymology of the name:

Taxon: Avsunviroidae; Proposal: Ratification 1998; : ; ICTV Report: Avsunviroidae; Reference: PMID: 11050945

from a member of the family, Avocado sunblotch viroid, an infectious agent consisting only of naked RNA; the suffix -viroidae is used for viroid family taxa