Birkeniiformes
# Birkeniiformes

Birkeniiformes (Birkeniida or Birkeniids) is an extinct order of jawless fish belonging to the class Anaspida.

## Subtaxa

A newer taxonomy based on the work of Mikko's Phylogeny Archive, Nelson, Grande and Wilson 2016 and van der Laan 2018.

* Genus †Cowielepis Blom 2008
* Genus †Hoburgilepis Blom, Märss & Miller 2002
* Genus †Kerreralepis Blom 2012
* Genus †Maurylepis Blom, Märss & Miller 2002
* Genus †Rytidolepis Pander 1856
* Genus †Schidiosteus Pander 1856
* Genus †Silmalepis Blom, Märss & Miller 2002
* Genus †Vesikulepis Blom, Märss & Miller 2002
* Family †Pharyngolepididae Kiær 1924 corrig.
   * Genus †Pharyngolepis Kiaer 1911
* Family †Pterygolepididae Obručhev 1964 corrig.
   * Genus †Pterygolepis Cossmann 1920 [Pterolepis Kiaer 1911 non Rambur 1838 non De Candolle ex Miquel 1840; Pterolepidops Fowler 1947]
* Family †Rhyncholepididae Kiær 1924 corrig.
   * Genus †Rhyncholepis Kiær 1911 non Miquel 1843 non Nuttall 1841
* Family †Tahulalepididae Blom, Märss & Miller 2002
   * Genus †Tahulalepis Blom, Märss & Miller 2002
   * Genus †Trimpleylepis Miller, Märss & Blom 2004
* Family †Lasaniidae Goodrich 1909
   * Genus †Lasanius Traquair 1898
* Family †Ramsaasalepididae Blom, Märss & Miller 2003
   * Genus †Ramsaasalepis Blom, Märss & Miller 2003
* Family †Birkeniidae Traquair 1899
   * Genus ?†Vilkitskilepis Märss 2002
   * Genus †Ctenopleuron Matthew 1907
   * Genus †Saarolepis Robertson 1945 [Anaspis Robertson 1941 non Geoffroy 1762 non Thomson 1893]
   * Genus †Birkenia Traquair 1898
* Family †Septentrioniidae Blom, Märss & Miller 2002
   * Genus †Liivilepis Blom, Märss & Miller 2002
   * Genus †Manbrookia Blom, Märss & Miller 2002
   * Genus †Ruhnulepis Blom, Märss & Miller 2002
   * Genus †Spokoinolepis Blom, Märss & Miller 2002
   * Genus †Septentrionia Blom, Märss & Miller 2002
