Kingdom [Animalia] Linnaeus, 1758 - animals Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818 Class Rhizopoda see Phylum Rhizopoda Dujardin, 1835 Order Foraminifera d'Orbigny, 1826 see Class Foraminifera d'Orbigny, 1826 Genus [Elphidium] Montfort, 1808 1 Elphidium crispum (C. Linnaeus, 1767)