Yinostius
(Redirected from Yinosteus)
| Yinostius Temporal range: Early Devonian: Emsian,
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| Life reconstruction of Yinostius major | |
| Scientific classification Edit this classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | †Placodermi |
| Order: | †Arthrodira |
| Suborder: | †Brachythoraci |
| Family: | †Heterosteidae |
| Genus: | †Yinostius J. Wang & N. Wang, 1984 |
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Yinostius is an extinct genus of heterosteid placoderm of the Middle Devonian known from remains discovered in China.
Description
[edit | edit source]This genus is known from Emsian-aged specimens from the Wuding region of Yunnan, China.[1] In overall anatomy, it is extremely similar to the European genera, though it differs from them in its slightly smaller size, the shape of its nuchal plate, and in various body proportions.
Phylogeny
[edit | edit source]Yinostius is a member of the family Heterosteidae, which belongs to the superfamily Dunkleosteoidea. It is a relative of the giant Dunkleosteus, as shown in the cladogram below:[2]
References
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