Pneumovirinae used to be a subfamily of viruses of the family Paramyxoviridae in the order Mononegavirales. In 2016, the subfamily was elevated to family (Pneumoviridae). Pneumovirinae used to be a subfamily of viruses of the family Paramyxoviridae in the order Mononegavirales. In 2016, the subfamily was elevated to family (Pneumoviridae).