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


Class
 
Trilobita ♰
Walch, 1771
Trilobites
26
65
65
Families
Genera
Species
 
Taxom
 

Order
 
Asaphida ♰
Salter, 1864
10
16
16
Families
Genera
Species
 
Taxom
 

Suborder
 
Asaphina ♰
Fortey & Chatterton, 1988
10
16
16
Families
Genera
Species
 
Taxom
 

Superfamily
 
Dikelokephaloidea ♰
Miller, 1889
2
2
2
Families
Genera
Species
 
Taxom
 


List of families for Changshan Formation
2 Families width 2 Species
Dikelocephalidae Miller, 18891SpeciesTaxom
Ptychaspididae Raymond, 19241SpeciesTaxom


Genera for Changshan Formation
2 Genera with 2 Species
Patalolaspis QIAN, 19831SpeciesTaxom
Quadraticephalus Sun, 19241SpeciesTaxom


Species list for Changshan Formation
2 Species
Patalolaspis striatus ♰ QIAN, 1983
Quadraticephalus walcotti ♰ Sun, 1924

Subnodes of Dikelokephaloidea with occurrences in Changshan Formation
FamilyDikelocephalidae ♰
Miller, 1889
1
1
Genus
Species

Taxom

FamilyPtychaspididae ♰
Raymond, 1924
1
1
Genus
Species

Taxom