equid gammaherpesvirus 7 equid gammaherpesvirus 7 equid gammaherpesvirus 7 (ehv-7) is a species of virus of uncertain generic placement in the subfamily gammaherpesvirinae, family herpesviridae, and order herpesvirales. equid gammaherpesvirus 7 virus classification (unranked): virus realm: duplodnaviria kingdom: heunggongvirae phylum: peploviricota class: herviviricetes order: herpesvirales family: herpesviridae genus: incertae sedis species: equid gammaherpesvirus 7