Pageauaspis

Genus of placoderm fishes

Pageauaspis Temporal range: Devonian

Skull roof taken from Denison 1978.
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Placodermi
Order:	Arthrodira
Family:	Phlyctaeniidae
Genus:	Pageauaspis
Species:	P. russelli
Binomial name
*Pageauaspis russelli*

Pageauaspis is an extinct placoderm fish, which lived during the Devonian period of North America.^[1]^[2]^[3]^[4]^[5]

References

^ Dupret, Vincent; Goujet, Daniel; Mark-Kurik, Elga (2007). "A New Genus of Placoderm (Arthrodira: 'Actinolepida') from the Lower Devonian of Podolia (Ukraine)". Journal of Vertebrate Paleontology. 27 (2): 266–284. doi:10.1671/0272-4634(2007)27[266:ANGOPA]2.0.CO;2. ISSN 0272-4634. JSTOR 30126298.
^ "Specimen of the Week 258 : Pteraspis models | UCL Museums & Collections Blog". blogs.ucl.ac.uk. Retrieved 2019-06-25.
^ "Natural History Collections: EXTINCT FISH". www.nhc.ed.ac.uk. Retrieved 2019-06-25.
^ Huxley, Thomas H. (1858-02-01). "On Cephalaspis and Pteraspis" (PDF). Quarterly Journal of the Geological Society. 14 (1–2): 267–280. doi:10.1144/GSL.JGS.1858.014.01-02.34. ISSN 0370-291X.
^ Denison, Robert (1978). Handbook of Paleoichthyology, 2. Placodermi. Gustav Fischer Verlag. pp. 1–128. ISBN 978-3437302657.

Arthrodira

Gnathostomata

Placodermi

see Placodermi
Arthrodira	see below↓

Gavinaspis
Phyllolepididae	Austrophyllolepis Cobandrahlepis Cowralepis Phyllolepis Placolepis Yurammia

Dicksonosteus
Phlyctaeniidae	Aggeraspis Arctaspis Barwickosteus Cartieraspis Diadsomaspis Elegantaspis Gaspeaspis Grifftaylor Heterogaspis Huginaspis Kolpaspis Kueichowlepis Lyhoalepis Neophlyctaenius Pageauaspis Phlyctaenius Prosphymaspis Stipatosteus
Arctolepididae	Arctolepis Heintzosteus Huginaspis? Kueichowlepis?
Groenlandaspididae	Africanaspis Boomeraspis Cosmacanthus Groenlandaspis Mithakaspis Mulgaspis Tiaraspis Turrisaspis
Williamsaspididae	Elvaspis Williamsaspis

Angarichthys Cathlesichthys Dhanguura? Euleptaspis Euleptaspis Luetkeichthys
Migmatocephala	Antineosteus Atlantidosteus Homosteus Tityosteus

Coccosteidae	Belgiosteus Clarkeosteus Coccosteus Dickosteus Jiuchengia Livosteus Millerosteus Protitanichthys Watsonosteus
Panxiosteidae	Janiosteus Kimberleyichthys? Panxiosteus Plourdosteus?

Belosteus? Compagopiscis Cyrtosteus? Harrytoombsia? Mcnamaraspis? Parabelosteus? Torosteus Trematosteus
Camuropiscidae	Camuropiscis Fallacosteus Incisoscutum Latocamurus Rolfosteus Tubonasus

Dunkleosteus Eastmanosteus Golshanichthys Hussakofia Kiangyousteus Westralichthys Xiangshuiosteus?
Heterosteidae	Herasmius Heterosteus Yinostius

Bruntonichthys Bullerichthys Bungartius Dinichthys Dinomylostoma Erromenosteus Hadrosteus Holdenius Kendrickichthys Mylostoma Squamatognathus Tafilalichthys Tapinosteus Titanichthys
Brachydeiridae	Brachydeirus Oxyosteus Synauchenia
Selenosteidae	Alienacanthus Amazichthys Brachyosteus Braunosteus Draconichthys Enseosteus Gorgonichthys Gymnotrachelus Heintzichthys Melanosteus Microsteus Pachyosteus Paramylostoma Phymosteus Rhinosteus Selenosteus Stenosteus Walterosteus