Superregnum: Eukaryota Regnum: Chromista Subregnum: Harosa Infraregnum: Rhizaria Phylum: Foraminifera Classis: Globothalamea Subclassis: - Ordo: Rotaliida Subordo: - Superfamilia: Turrilinoidea
Familia: Tosaiidae Genus: Tosaia
Tosaiidae Saidova, 1981
