Riboviria

Etymology
, from ribonucleic acid (RNA)

Proper noun

 * 1) One of four realms, the highest taxonomic rank of viruses, encompassing all RNA viruses that replicate by means of RNA-dependent RNA polymerases.

Hyponyms

 * - kingdom; - kingdoms
 * ', ' - families unplaced in kingdoms
 * ,, ,  genera unplaced in kingdoms

Coordinate terms

 * Duplodnaviria, Monodnaviria, Varidnaviria - realms