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Birkeniidae is an
extinct family of
jawless fish
belonging to the
order Birkeniiformes. They were
defined in 1899 by
Ramsay H. Traquair, and were a successful...
- taxa.
Birkeniida is
further divided into
several families,
including Birkeniidae, Pterygolepididae,
Rhyncholepididae and Pharyngolepididae,
which contain...
- Goodrich, 1909
Family †Ramsaasalepididae Blom, Märss & Miller, 2003
Family †
Birkeniidae Traquair, 1899
Family †Septentrioniidae Blom, Märss & Miller, 2002 Nelson...
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Pharyngolepis Pterygolepis Ramsaasalepis Ruhnulepis Tahulalepis Vilkitskilepis Birkeniidae Birkenia Hoburgilepis Rhyncholepididae Maurylepis Rhyncholepis Rytidolepis...
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Animalia Phylum:
Chordata class: †Anaspida Order: †Birkeniiformes Family: †
Birkeniidae Genus: †Birkenia
Traquair 1898 Type
species †Birkenia
elegans Traquair...
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Pharyngolepis Pterygolepis Ramsaasalepis Ruhnulepis Tahulalepis Vilkitskilepis Birkeniidae Birkenia Hoburgilepis Rhyncholepididae Maurylepis Rhyncholepis Rytidolepis...
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Pharyngolepis Pterygolepis Ramsaasalepis Ruhnulepis Tahulalepis Vilkitskilepis Birkeniidae Birkenia Hoburgilepis Rhyncholepididae Maurylepis Rhyncholepis Rytidolepis...
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Pharyngolepis Pterygolepis Ramsaasalepis Ruhnulepis Tahulalepis Vilkitskilepis Birkeniidae Birkenia Hoburgilepis Rhyncholepididae Maurylepis Rhyncholepis Rytidolepis...
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Animalia Phylum:
Chordata class: †Anaspida Order: †Birkeniiformes Family: †
Birkeniidae Genus: †Ctenopleuron Matthew, 1907
Species †Ctenopleuron nerepisense...
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Pharyngolepis Pterygolepis Ramsaasalepis Ruhnulepis Tahulalepis Vilkitskilepis Birkeniidae Birkenia Hoburgilepis Rhyncholepididae Maurylepis Rhyncholepis Rytidolepis...
