Siyingia
Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: ParaHoxozoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Olfactores
Subphylum: Vertebrata
Classis: †Galeaspida
Superordo: †Polybranchiaspidida
Ordo: †Polybranchiaspidiformes
Familia: †Polybranchiaspididae
Genus: †Siyingia
Species:
Name
- Type species: †Siyingia altuspinosa Wang & Wang, 1982
Etymology: .
References
- Wang, N. & Wang, J. 1982. On the polybranchiaspid agnatha and the phylogenetical position of polybranchiaspiformes. Vertebrata PalAsiatica 20(2): 99–105. Reference page.
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