Taxonavigation
Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Superclassis/Ordo: †Anaspida
Ordo: †Birkeniiformes
Familiae:
†Birkeniidae -
†Pharyngolepididae -
†Pterygolepididae -
†Rhyncholepididae -
†Ramsaasalepididae -
†Septentrioniidae -
†Tahulalepididae
Genera inc. sedis: †Cowielepis – †Ruhnulepis – †Trimpleylepis
Name
†Birkeniida Berg, 1937
References
- Blom, Henning, 2008; "A new anaspid fish from the middle Silurian Cowie Harbour fish bed of Stonehaven, Scotland" Journal of Vertebrate Paleontology 28(3):594–600
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