| Brachythoraci Temporal range: Devonian |
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|---|---|
| Reconstruction of the coccosteine Coccosteus decipiens | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Infraphylum: | Gnathostomata |
| Class: | Placodermi |
| Order: | Arthrodira |
| Suborder: | Brachythoraci |
| Contained taxa | |
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The Brachythoraci were a suborder of arthrodire placoderms, armored fish most diverse during the Devonian. They used to contain only the Coccosteina, but the more basal family, Heterosteidae is now placed there too.