Genus
Blastammina Eisenack, 1932
List of species
2. Blastammina polyedra Eisеnасk, 1932 | Upper Ordovician
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Luokittelu
| Organism group | Biota |
| Protista | |
| Rhizaria | |
| Phylum | Retaria |
| Subphylum | Foraminifera |
| Suborder | Rotaliina |
| Textulariina | |
| Family | Allogromiidae |
| Genus | Ammolagena |
| Amphitremoida | |
| Archaeochitina | |
| Astrorhiza | |
| Blastammina | |
| Species | fenestrata |
| polyedra | |
| polymorpha | |
| Genus | Hyperammina |
| Luekatiella | |
| Ordovicina | |
| Psammosphaera | |
| Pseudoastrorhiza | |
| Sorosphaera | |
| Stegnammina | |
| Thurammina |