Family: Hypoviridae
Genus: Alphahypovirus
Distinguishing features
Viruses of this genus have a mono- or bicistronic genome organization and are distinguished from other hypoviruses based on polyprotein-derived phylogenetic trees.
Virion
See family description
Genome organization and replication
In general, bicistronic, positive-sense RNA genomes of 12.4 kb to 14.4 kb.
Biology
See family description
Species demarcation criteria
Members of different species are distinguished by the arbitrary threshold of less than 80% amino acid sequence identity of the whole RdRP-containing polyproteins.