Nidovirales

Taxonomic Structure of the Family

Order       03. Nidovirales
Family              03.004. Arteriviridae
Genus                   003.004.0.01. Arterivirus
Family              03.019. Coronaviridae
Genus                   03.019.0.01. Coronavirus
Genus                   03.019.0.02. Torovirus
Family              03.104. Roniviridae
Genus                   03.104.0.01. Okavirus

Similarity with Other Taxa

None reported.

Derivation of Name

Arteri: from equine arteritis, the disease caused by the type species virus.
Corona: from Latin corona for "crown", representing the appearance of surface projections in negatively stained electron micrographs of the virus particles.
Nido: from Latin nides, meaning "nest", representing the nested set of mRNAs.
Oka: refers to the oka or lymphoid organ in which the viruses are commonly detected and in which pathology occurs during acute infections. Lymphoid organs are anatomical structures common to decapond crusteaceans.
Toro: from Latin torus, the lowest convex moulding in the base of a column, refers to the nucleocapsid morphology.

Contributed by

Enjuanes, L., Spaan, W., Snijder, E., and Cavanagh, D.