Dunyu

Dunyu (meaning "shield fish" in Hanyu Pinyin) is an extinct genus of eugaleaspidiform galeaspid known from the Silurian of Yunnan, southwestern China.^[1][2] Two species are known: D longiforus, the type species^[1] and D. xiushanensis, which was initially named as a species of Eugaleaspis.^[2] The type specimen of D. longiforus is IVPP V 17681, a complete cephalic shield prepared by C. H. Xiong, and the holotype of D. xiushanensis is IVPP V 6793.1, another complete cephalic shield.^[1]

Dunyu Temporal range: Silurian, 433–422 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Life reconstruction of Dunyu longiforus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Infraphylum:	Agnatha
Class:	†Galeaspida
Order:	†Eugaleaspidiformes
Family:	†Eugaleaspidae
Genus:	†Dunyu Zhu et al., 2012
Type species
†Dunyu longiforus Zhu et al., 2012
Species
D. longiforus Zhu et al., 2012 D. tianlu Li et al., 2024 D. xiushanensis (Liu, 1983) Zhu et al., 2012
Synonyms
Eugaleaspis xiushanensis Liu, 1983