Class: Astrorhizata    Subclass: Astrorhizana    Order: Astrorhizida    Family: Psammosphaeridae
Blastammina eisenacki Conkin, Conkin and Pike, 1965
     Morphological Attributes:
Wallmaterial: agglutinated
Overall appearance: round and flat
Coiling: single chambered
Chamberform: round and flat
Aperture Position: not visible
Aperture Form: --, --, --, --
Sutures: --, --, --
Ornamentation: --, --, --, --



type specimen
holotype
Carboniferous
Mississippian
Lower Mississippian
Midwestern USA
Hannibal FM
FEU-1004776
identified by scientist

Carboniferous
Mississippian
Lower Mississippian
Midwestern USA
Chouteau Group
FEU-1004809