Family
Pterygolepididae Obruchev, 1964
Aiheeseen liittyvät julkaisut
Blom, H., Märss, T., Miller, C. G. 2002. Silurian and earliest Devonian birkeniid anaspids from the Northern Hemisphere. Transactions of the Royal Society of Edinburgh Earth Sciences 92, 3, 263-323. DOI:10.1017/S0263593300000250
List of species
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Superclass | Agnatha |
| Class | Cephalaspidomorphi |
| Subclass | Anaspida |
| Order | Birkeniiformes |
| Family | Birkeniidae |
| Pharyngolepididae | |
| Pterygolepididae | |
| Genus | Pterygolepis |
| Family | Ramsaasalepididae |
| Rhyncholepididae | |
| Septentrioniidae | |
| Tahulalepididae | |
| Genus | Ruhnulepis |