[viruses] Realm Riboviria Family Totiviridae Genus Totivirus 1 Saccharomyces cerevisiae virus L-Aᵀ 2 Saccharomyces cerevisiae virus LBCLa 3 Scheffersomyces segobiensis virus L 4 Tuber aestivum virus 1 5 Ustilago maydis virus H1 6 Xanthophyllomyces dendrorhous virus L1A 7 Xanthophyllomyces dendrorhous virus L1B