Phlyctaeniidae is an extinct family of placoderm arthrodire fishes that lived during the Devonian period, mainly in Norway and North America.

Classification

Order Arthrodira Woodward, 1891

Phylogeny

Phlyctaeniidae's placement within Arthrodira can be shown in the cladogram below:

Eurycaraspis incilis Lunaspis broilii Arthrodira Yujiangolepis liujingensis Antarctaspis mcmurdoensis Wuttagoonaspidae Wuttagoonaspis fletcheri Yiminaspis shenme Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatusActinolepidoidei Phlyctaeniina
Eurycaraspis incilis Lunaspis broilii Arthrodira Yujiangolepis liujingensis Antarctaspis mcmurdoensis Wuttagoonaspidae Wuttagoonaspis fletcheri Yiminaspis shenme Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Eurycaraspis incilis
Lunaspis broilii
ArthrodiraYujiangolepis liujingensis Antarctaspis mcmurdoensis Wuttagoonaspidae Wuttagoonaspis fletcheri Yiminaspis shenme Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Yujiangolepis liujingensis
Antarctaspis mcmurdoensis Wuttagoonaspidae Wuttagoonaspis fletcheri Yiminaspis shenme Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Antarctaspis mcmurdoensis
Wuttagoonaspidae Wuttagoonaspis fletcheri Yiminaspis shenme Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
WuttagoonaspidaeWuttagoonaspis fletcheri Yiminaspis shenme
Wuttagoonaspis fletcheri
Yiminaspis shenme
Aethaspis major Aethaspis utahensis Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Aethaspis major Aethaspis utahensis
Aethaspis major
Aethaspis utahensis
Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Lehmanosteus hyperboreus Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Lehmanosteus hyperboreus
Aleosteus eganensis Simblaspis cachensis Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Aleosteus eganensis Simblaspis cachensis
Aleosteus eganensis
Simblaspis cachensis
Kujdanowiaspis buczacziensis Kujdanowiaspis podolica Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Kujdanowiaspis buczacziensis Kujdanowiaspis podolica
Kujdanowiaspis buczacziensis
Kujdanowiaspis podolica
Erikaspis zychi Sigaspis lepidophora Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Erikaspis zychi Sigaspis lepidophora
Erikaspis zychi
Sigaspis lepidophora
Eskimaspis heintzi Baringaspis dineleyi Proaethaspis ohioensis Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Eskimaspis heintzi
Baringaspis dineleyi Proaethaspis ohioensis
Baringaspis dineleyi
Proaethaspis ohioensis
Anarthraspis chamberlini Heightingtonaspis anglica Phyllolepida Gavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Anarthraspis chamberlini
Heightingtonaspis anglica
PhyllolepidaGavinaspis convergens Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Gavinaspis convergens
Austrophyllolepis sp. Cowralepis mclachlani Phyllolepis orvini Placolepis budawangensis
Austrophyllolepis sp.
Cowralepis mclachlani
Phyllolepis orvini
Placolepis budawangensis
Actinolepidae Bollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
ActinolepidaeBollandaspis woschmidti Actinolepis spinosa Actinolepis magna Actinolepis tuberculata
Bollandaspis woschmidti
Actinolepis spinosa Actinolepis magna Actinolepis tuberculata
Actinolepis spinosa
Actinolepis magna Actinolepis tuberculata
Actinolepis magna
Actinolepis tuberculata
Bryantolepis brachycephalus Phlyctaenioidei Phlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Bryantolepis brachycephalus
PhlyctaenioideiPhlyctaeniidae Pageauaspis russelli Phlyctaenius acadicus Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
PhlyctaeniidaePageauaspis russelli Phlyctaenius acadicus
Pageauaspis russelli
Phlyctaenius acadicus
Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis Brachythoraci Antineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Groenlandaspidae Groenlandaspis antarctica Tiaraspis subilis Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis
GroenlandaspidaeGroenlandaspis antarctica Tiaraspis subilis
Groenlandaspis antarctica
Tiaraspis subilis
Arctaspidae Dicksonosteus arcticus Arctolepidae Arctolepis decipiens Heintzosteus brevis
ArctaspidaeDicksonosteus arcticus
ArctolepidaeArctolepis decipiens Heintzosteus brevis
Arctolepis decipiens
Heintzosteus brevis
BrachythoraciAntineosteus lehmani Buchanosteus confertituberculatus Coccosteus cuspidatus
Antineosteus lehmani
Buchanosteus confertituberculatus Coccosteus cuspidatus
Buchanosteus confertituberculatus
Coccosteus cuspidatus