Kingdom Fungi R.T.Moore (1980) - fungi Phylum Rozellomycota Doweld (2013) Class Microsporidea Corliss & Levine, 1963 Order Dissociodihaplophasida Sprague, Becnel & Hazard, 1992 Family Ovavesiculidae Sprague, Becnel & Hazard Genus Ovavesicula Andreadis & Hanula, 1987 [monotypic] Ovavesicula popilliaeᵀ Andreadis & Hanula, 1987