Class: Astrorhizata    Subclass: Astrorhizana    Order: Astrorhizida    Family: Astrorhizidae
Rhizammina Brady, 1879

Rhizammina algaeformis
Brady, 1879
identified by scientist   
Quaternary
Patagonia and off

Rhizammina grilli
Noth, 1951
identified by scientist   syntype
Cretaceous
Vienna Basin

Rhizammina ramulus
Kristan-Tollmann, 1964
type specimen   holotype
Triassic
central Northern Alps