Class: Astrorhizata    Subclass: Astrorhizana    Order: Astrorhizida    Family: Psammosphaeridae
Sorosphaera Brady, 1879

Sorosphaera confusa
Brady, 1879
identified by M. Hesemann   
Quaternary
Greenland Sea

Sorosphaera cooperensis
Conkin&Conkin&Canis, 1968
type specimen   holotype
Carboniferous
Midwestern USA

Sorosphaera osgoodensis
Stewart and Priddy, 1941
identified by scientist   
Silurian
Western Canada and USA

Sorosphaera papilla
Gutschick&Treckmann, 1959
identified by scientist   
Carboniferous
Midwestern USA