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GNATHOSTOMATA: ARMOURED AND JAWED FISH

A page covering the earliest jawed fish, including the armoured placoderms, such as the fearsome Dunkeosteus, and the spiny-sharks, ancestral to the sharks, rays and chimera.

	Gnathostomata \| Placodermi †Brindabellaspis
	Gnathostomata \| Placodermi †Qilinyu
	Gnathostomata \| Placodermi †Entelognathus
	Gnathostomata \| Placodermi †Silurolepis
	Gnathostomata \| Placodermi †Bianchengichthys
	Gnathostomata \| Placodermi †Minjinia
	Gnathostomata \| Placodermi †Lunaspis
	Gnathostomata \| Placodermi †Eurycaraspis
	*ACANTHODII* Click here to learn more
	*ACTINOPTERYGII*
	*SARCOPTERYGII* Click here to learn more
	Gnathostomata \| Placodermi \| Antiarchi †Dayaoshania
	Gnathostomata \| Placodermi \| Antiarchi †Grenfellaspis
	Gnathostomata \| Placodermi \| Antiarchi †Chuchinolepis
	Gnathostomata \| Placodermi \| Antiarchi †Minicrania
	Gnathostomata \| Placodermi \| Antiarchi †Vanchienolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Parayunnanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Yunnanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Mizia
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Vukhuclepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Luqanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Nawagiaspis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Dianolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Jiangxilepididae †Jiangxilepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Jiangxilepididae †Ningxialepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Bothriolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Grossilepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Monarolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Briagalepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Wudinolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Hohsienolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Microbrachius
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Byssacanthus
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Hunanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Kirgisolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Pterichthyodes
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Gerdalepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Sherbonaspis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Stegolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Asterolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Remigolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Pambulaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Yujiangolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Antarctaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aethaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Lehmanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aleosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Simbalaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Kujdanowiaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Enkaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Sigaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Eskimaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Baringaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Proaethaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Anarthraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Heightingtonaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Bryantolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aspidichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Carolowilhelmina
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Diplognathus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Hollardosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Maideria
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Murmur
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Pinguosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Qataraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Wuttagoonaspidae †Yiminaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Wuttagoonaspidae †Wuttagoonaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Gavinaspididae †Gavinaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Phyllolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Austrophyllolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Cowralepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Placolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Yurammia
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Actinolepidae †Bollandaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Actinolepidae †Actinolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Phlyctaenius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Pageauaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Cartieraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Groenlandaspidae †Groenlandaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Groenlandaspidae †Tiaraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctaspidae †Dicksonosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctolepidae †Arctolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctolepidae †Heintzosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Dhanguura
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Gemuendanaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Xiangshuiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Homostiidae †Homostius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Homostiidae †Antineosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Buchanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Goodradigbeeon
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Parabuchanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Millerosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Coccosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Dickosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Watsonosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Protitanichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Plourdosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Panxiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Janiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Harrytoombsia
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Torosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Mcnamaraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Compagopiscis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Trematosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Incisoscutidae †Incisoscutum
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Rolfosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Tubonasus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Fallacosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Camuropiscis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Latocamurus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Simosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi †Rhachiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Eastmanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Kiangyousteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Golshanichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Westralichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Dunkleosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea \| Heterostiidae †Heterosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea \| Heterostiidae †Yinostius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Tapinosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Bullerichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Kendrickichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Bruntonichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Dinichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Hadrosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Gorgonichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Heintzichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Pachyosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Gymnotrachelus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Stenosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Brachyosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Melanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Rhinosteus
	Gnathostomata \| Placodermi \| Petalichthyida †Diandongpetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Neopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Notopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Shearbyaspis
	Gnathostomata \| Placodermi \| Petalichthyida †Wijdeaspis
	Gnathostomata \| Placodermi \| Petalichthyida †Lunaspis
	Gnathostomata \| Placodermi \| Petalichthyida \| Quasipetalichthyidae †Quasipetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Quasipetalichthyidae †Eurycaraspis
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Xinanpetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Macropetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Ellopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Epipetalichthys
	Gnathostomata \| Placodermi \| Ptyctodontida †Tollodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Goniosteus
	Gnathostomata \| Placodermi \| Ptyctodontida †Destnoporella
	Gnathostomata \| Placodermi \| Ptyctodontida †Campbellodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ctenurella
	Gnathostomata \| Placodermi \| Ptyctodontida †Denisonodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ptyctodopsis
	Gnathostomata \| Placodermi \| Ptyctodontida †Chelyophorus
	Gnathostomata \| Placodermi \| Ptyctodontida †Eczematolepis
	Gnathostomata \| Placodermi \| Ptyctodontida †Palaeomylus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ptyctodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Rhynchodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Australoptyctodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Deinodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Kimbryanodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Materpiscis
	Gnathostomata \| Placodermi \| Ptyctodontida †Rhamphodopsis
	Gnathostomata \| Placodermi \| Rhenanida †Gemuendina
	Gnathostomata \| Placodermi \| Rhenanida †Ohioaspis
	Gnathostomata \| Placodermi \| Rhenanida †Asterosteus
	Gnathostomata \| Placodermi \| Rhenanida †Bolivosteus
	Gnathostomata \| Placodermi \| Rhenanida †Jagorina
	Gnathostomata \| Placodermi \| Rhenanida †Nefudina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Hagiangellidae †Hagiangella
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kimaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kosoraspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Radotina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Dobrowlania
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Palaeacanthaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Romundina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Breizosteus
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kolymaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Weejasperaspididae †Murrindalaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Weejasperaspididae †Weejasperaspis
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Pseudopetalichthys
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Paraplesiobatis
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Nessariostoma
	Gnathostomata \| Placodermi \| Stensioellida \| Stensioellidae †Stensioella

	Gnathostomata \| Placodermi †Brindabellaspis
	Gnathostomata \| Placodermi †Qilinyu
	Gnathostomata \| Placodermi †Entelognathus
	Gnathostomata \| Placodermi †Silurolepis
	Gnathostomata \| Placodermi †Bianchengichthys
	Gnathostomata \| Placodermi †Minjinia
	Gnathostomata \| Placodermi †Lunaspis
	Gnathostomata \| Placodermi †Eurycaraspis
	*ACANTHODII* Click here to learn more
	*ACTINOPTERYGII*
	*SARCOPTERYGII* Click here to learn more
	Gnathostomata \| Placodermi \| Antiarchi †Dayaoshania
	Gnathostomata \| Placodermi \| Antiarchi †Grenfellaspis
	Gnathostomata \| Placodermi \| Antiarchi †Chuchinolepis
	Gnathostomata \| Placodermi \| Antiarchi †Minicrania
	Gnathostomata \| Placodermi \| Antiarchi †Vanchienolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Parayunnanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Yunnanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Mizia
	Gnathostomata \| Placodermi \| Antiarchi \| Yunnanolepididae †Vukhuclepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Luqanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Nawagiaspis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei †Dianolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Jiangxilepididae †Jiangxilepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Jiangxilepididae †Ningxialepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Bothriolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Grossilepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Monarolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Bothriolepididae †Briagalepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Wudinolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Hohsienolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Bothriolepidoidei \| Microbrachiidae †Microbrachius
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Byssacanthus
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Hunanolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Kirgisolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Pterichthyodes
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Gerdalepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Sherbonaspis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Stegolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Asterolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Remigolepis
	Gnathostomata \| Placodermi \| Antiarchi \| Euantiarcha \| Asterolepidoidei †Pambulaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Yujiangolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Antarctaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aethaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Lehmanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aleosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Simbalaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Kujdanowiaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Enkaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Sigaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Eskimaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Baringaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Proaethaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Anarthraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Heightingtonaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Bryantolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Aspidichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Carolowilhelmina
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Diplognathus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Hollardosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Maideria
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Murmur
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Pinguosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei †Qataraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Wuttagoonaspidae †Yiminaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Wuttagoonaspidae †Wuttagoonaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Gavinaspididae †Gavinaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Phyllolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Austrophyllolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Cowralepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Placolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Phyllolepida \| Phyllolepididae †Yurammia
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Actinolepidae †Bollandaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Actinolepidoidei \| Actinolepidae †Actinolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Phlyctaenius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Pageauaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Phlyctaeniidae †Cartieraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Groenlandaspidae †Groenlandaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Groenlandaspidae †Tiaraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctaspidae †Dicksonosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctolepidae †Arctolepis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Phlyctaeniina \| Arctolepidae †Heintzosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Dhanguura
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Gemuendanaspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci †Xiangshuiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Homostiidae †Homostius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Homostiidae †Antineosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Buchanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Goodradigbeeon
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Buchanosteoidea †Parabuchanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Millerosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Coccosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Dickosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Watsonosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Coccosteidae †Protitanichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Plourdosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Panxiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Coccosteoidea \| Panxiosteidae †Janiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Harrytoombsia
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Torosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Mcnamaraspis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Compagopiscis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea †Trematosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Incisoscutidae †Incisoscutum
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Rolfosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Tubonasus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Fallacosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Camuropiscis
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Latocamurus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Coccosteomorphi \| Incisoscutoidea \| Camuropiscidae †Simosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi †Rhachiosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Eastmanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Kiangyousteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Golshanichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Westralichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea †Dunkleosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea \| Heterostiidae †Heterosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Dunkleosteoidea \| Heterostiidae †Yinostius
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Tapinosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Bullerichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Kendrickichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Bruntonichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Dinichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Hadrosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi †Gorgonichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Heintzichthys
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Pachyosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Gymnotrachelus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Stenosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Brachyosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Melanosteus
	Gnathostomata \| Placodermi \| Arthrodira \| Phlyctaenioidei \| Brachythoraci \| Eubrachythoraci \| Pachyosteomorphi \| Aspinothoracidi \| Selenosteidae †Rhinosteus
	Gnathostomata \| Placodermi \| Petalichthyida †Diandongpetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Neopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Notopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida †Shearbyaspis
	Gnathostomata \| Placodermi \| Petalichthyida †Wijdeaspis
	Gnathostomata \| Placodermi \| Petalichthyida †Lunaspis
	Gnathostomata \| Placodermi \| Petalichthyida \| Quasipetalichthyidae †Quasipetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Quasipetalichthyidae †Eurycaraspis
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Xinanpetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Macropetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Ellopetalichthys
	Gnathostomata \| Placodermi \| Petalichthyida \| Macropetalichthyidae †Epipetalichthys
	Gnathostomata \| Placodermi \| Ptyctodontida †Tollodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Goniosteus
	Gnathostomata \| Placodermi \| Ptyctodontida †Destnoporella
	Gnathostomata \| Placodermi \| Ptyctodontida †Campbellodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ctenurella
	Gnathostomata \| Placodermi \| Ptyctodontida †Denisonodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ptyctodopsis
	Gnathostomata \| Placodermi \| Ptyctodontida †Chelyophorus
	Gnathostomata \| Placodermi \| Ptyctodontida †Eczematolepis
	Gnathostomata \| Placodermi \| Ptyctodontida †Palaeomylus
	Gnathostomata \| Placodermi \| Ptyctodontida †Ptyctodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Rhynchodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Australoptyctodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Deinodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Kimbryanodus
	Gnathostomata \| Placodermi \| Ptyctodontida †Materpiscis
	Gnathostomata \| Placodermi \| Ptyctodontida †Rhamphodopsis
	Gnathostomata \| Placodermi \| Rhenanida †Gemuendina
	Gnathostomata \| Placodermi \| Rhenanida †Ohioaspis
	Gnathostomata \| Placodermi \| Rhenanida †Asterosteus
	Gnathostomata \| Placodermi \| Rhenanida †Bolivosteus
	Gnathostomata \| Placodermi \| Rhenanida †Jagorina
	Gnathostomata \| Placodermi \| Rhenanida †Nefudina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Hagiangellidae †Hagiangella
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kimaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kosoraspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Radotina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Dobrowlania
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Palaeacanthaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Romundina
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Breizosteus
	Gnathostomata \| Placodermi \| Acanthothoraci \| Palaeacanthaspidae †Kolymaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Weejasperaspididae †Murrindalaspis
	Gnathostomata \| Placodermi \| Acanthothoraci \| Weejasperaspididae †Weejasperaspis
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Pseudopetalichthys
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Paraplesiobatis
	Gnathostomata \| Placodermi \| Pseudopetalichthyida \| Paraplesiobatidae †Nessariostoma
	Gnathostomata \| Placodermi \| Stensioellida \| Stensioellidae †Stensioella

°Arcus°

GNATHOSTOMATA: ARMOURED AND JAWED FISH

A page covering the earliest jawed fish, including the armoured placoderms, such as the fearsome Dunkeosteus, and the spiny-sharks, ancestral to the sharks, rays and chimera.