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Checklist for Superfamily Dikelokephaloidea Miller, 1889
and region Changhia Formation (Shandong, China)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		24
71
71		Families
Genera
Species		 
Taxom
 

Order
 		Asaphida ♰
Salter, 1864
5
10
10		Families
Genera
Species		 
Taxom
 

Suborder
 		Asaphina ♰
Fortey & Chatterton, 1988
5
10
10		Families
Genera
Species		 
Taxom
 

Superfamily
 		Dikelokephaloidea ♰
Miller, 1889
1
1
1		Family
Genus
Species		 
Taxom
 


List of families for Changhia Formation
1 Family width 1 Species
Ptychaspididae Raymond, 19241SpeciesTaxom


Genera for Changhia Formation
1 Genera with 1 Species
Eowuhuia J. ZHANG & WANG, 19831SpeciesTaxom


Species list for Changhia Formation
1 Species
Eowuhuia hejinensis ♰ J. ZHANG & WANG, 1983

Subnodes of Dikelokephaloidea with occurrences in Changhia Formation
FamilyPtychaspididae ♰
Raymond, 1924
1
1		Genus
Species
Taxom