Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002 Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826 Class Rotaliata Mikhalevich, 1980 - hyaline foraminifers Subclass Textulariana Mikhalevich, 1980 Order Verneuilinida Mikhalevich & Kaminski, 2003 Genus Siphovalvulina Septfontaine, 1988, incertae sedis