Members of the genus Gyrovirus have genomes of 1.8–2.4 kb and have been identified in avian species; gyroviruses in mammal fecal samples are likely to be avian-derived.
Different species in the genus have vp1 genes with <69% pairwise identity.
Members of the genus Gimeltorquevirus have genomes of 1.8–2 kb and have been identified in members of the bear (Ursidae) family.
Different species in the genus have orf1 genes with <69% pairwise identity.
Members of the genus Gammatorquevirus have genomes of 2–3.2 kb and have been identified in humans.
Different species in the genus have orf1 genes with <69% pairwise identity.
Members of the genus Etatorquevirus have genomes of 2 kb and have been identified in members of the felid (Felidae) and civet (Viverridae) families.
Different species in the genus have orf1 genes with <69% pairwise identity.
The only species in the genus Epsilontorquevirus includes a virus with a genome of about 3.3 kb identified in a cotton-top tamarin (species Saguinus oedipus, family Callitrichidae).
Different species in the genus have orf1 genes with <69% pairwise identity.
The only species in the genus Deltatorquevirus includes a virus with a genome of about 2.2 kb identified in a Northern tree shrew (species Tupaia belangeri chinensis, family Tupaiidae).
Different species in the genus have orf1 genes with <69% pairwise identity.
The only species in the genus Chitorquevirus includes a virus with a genome of about 2.5 kb identified in a lemur (species Indri indri, family Indriidae).
Different species in the genus have orf1 genes with <69% pairwise identity.
Members of the genus Betatorquevirus have genomes of 1.7–2.9 kb and have been identified in humans.
Different species in the genus have orf1 genes with <69% pairwise identity.
The only species in the genus Ayintorquevirus includes a virus with a genome of about 2.1 kb which was identified in a grizzly bear (family Ursidae).
Different species in the genus have orf1 genes with <69% pairwise identity.
Members of the genus Alphatorquevirus have genomes of 3–3.9 kb and have been identified in humans and non-human primates.
Different species in the genus have orf1 genes with <69% pairwise identity.
