Arctaspis
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Arctaspis Temporal range: Devonian |
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Infraphylum: | Gnathostomata |
| Class: | Placodermi |
| Order: | Arthrodira |
| Family: | Phlyctaeniidae |
| Genus: | Arctaspis |
| Species | |
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Arctaspis is an extinct genus of placoderm fish, which lived during the Devonian period in what is now Norway.
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Wikipedia