Yinostius

Yinostius; Temporal range: Early Devonian, Emsian PreꞒ Ꞓ O S D C P T J K Pg N
	Life reconstruction of Yinostius major
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Infraphylum:	Gnathostomata
Class:	Placodermi
Order:	Arthrodira
Suborder:	Brachythoraci; not Gross, 1932
Family:	Heterosteidae
Genus:	Yinostius; J. Wang & N. Wang, 1984
Species
	Yinostius major J. Wang & N. Wang, 1984 (Type);
Synonyms
	Yinosteus;

Yinostius is an extinct genus of heterosteid placoderm known from remains discovered in China.

Description

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.

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References

Wang Junqing & Wang Nianzhong (1984). "New Material of Arthrodira from the Wuding Region, Yunnan" (PDF). Institute of Vertebrate Palaeontology and Palaeoanthropology, Academia Sinica, Beijing. Retrieved 2013-08-31.

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[WangWang-1] Wang Junqing & Wang Nianzhong (1984). "New Material of Arthrodira from the Wuding Region, Yunnan" (PDF). Institute of Vertebrate Palaeontology and Palaeoanthropology, Academia Sinica, Beijing. Retrieved 2013-08-31.