History of the taxon:

Etymology of the name:

Taxon: Kolmioviridae; Proposal: 2020.012D.R.Ribozyviria; : ; ICTV Report: Deltavirus; Reference:

from the Finnish kolmio, meaning triangle, a tongue-in-cheek reference to the Greek letter Δ δέλτα (délta), referring to the genus Deltavirus, a taxon in the family that was named after delta-antigen; the suffix -viridae for family taxa