Genus
Pirgumena Rõõmusoks, 1993
Current taxon already exists. See initial taxon Eostropheodonta
Taxon ID: 18828
Fossiiliryhmä: Brachiopoda
Sisältyy taksoniin: Rafinesquininae
Other version of taxon: Eostropheodonta
Ajallinen levinneisyys: Pirgu Stage (header.f_taxon_age_within 449.8 – 445.6 header.f_taxon_age_within_unit)
Baltian ja Fennoskandian lajit (tietokannassa olevat)
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Brachiopoda |
| Subphylum | Rhynchonelliformea |
| Class | Strophomenata |
| Order | Strophomenida |
| Superfamily | Strophomenoidea |
| Family | Rafinesquinidae |
| Subfamily | Rafinesquininae |
| Genus | Crassitestella |
| Hedstroemina | |
| Kjaerina | |
| Kjerulfina | |
| Pirgumena | |
| Rafinesquina | |
| Rakverina |