| Millerosteus | |
|---|---|
 | |
| Fossil ofMillerosteus minor in theField Museum of Natural History. | |
Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | †Placodermi |
| Order: | †Arthrodira |
| Suborder: | †Brachythoraci |
| Family: | †Coccosteidae |
| Genus: | †Millerosteus Stensiö, 1959 |
| Species | |
Millerosteus is anextinctgenus ofcoccosteidarthrodireplacoderm from the EarlyGivetian stage of theMiddle Devonian period. Fossils are found inOrkney andCaithness,Scotland. It was a small placoderm with a body length of 14 cm (5.5 in).[1]Millerosteus is one of the few arthrodires known from specimens preserving the entire skeleton.
Millerosteus is a member of thefamilyCoccosteidae, which belongs to thecladeCoccosteomorphi, one of the two major clades withinEubrachythoraci. Thecladogram below shows thephylogeny ofMillerosteus:[2]
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