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Checklist for Family Ptychaspididae Raymond, 1924
and region East Asia (Far East)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		174
1503
2422		Families
Genera
Species		 
Taxom
 

Order
 		Asaphida ♰
Salter, 1864
27
318
417		Families
Genera
Species		 
Taxom
 

Suborder
 		Asaphina ♰
Fortey & Chatterton, 1988
26
308
401		Families
Genera
Species		 
Taxom
 

Superfamily
 		Dikelokephaloidea ♰
Miller, 1889
3
30
54		Families
Genera
Species		 
Taxom
 
FamilyPtychaspididae ♰
Raymond, 1924
5
12		Genera
Species		 
Taxom
 


Genera for East Asia
5 Genera with 12 Species
Changia Sun, 19242SpeciesTaxom
Coreanocephalus Kobayashi, 19351SpeciesTaxom
Eowuhuia J. ZHANG & WANG, 19831SpeciesTaxom
Ptychaspis Hall, 19246SpeciesTaxom
Quadraticephalus Sun, 19242SpeciesTaxom


Species list for East Asia
12 Species
Changia bianos ♰
Changia chinensis ♰ Sun, 1924
Coreanocephalus kogenensis ♰ Kobayashi, 1935
Eowuhuia hejinensis ♰ J. ZHANG & WANG, 1983
Ptychaspis asiatica ♰
Ptychaspis cacus ♰
Ptychaspis calchas ♰
Ptychaspis calyce ♰
Ptychaspis ceto ♰
Ptychaspis subglobosa ♰ Grabau, 1924
Quadraticephalus teres ♰
Quadraticephalus walcotti ♰ Sun, 1924


Links, sources and further information
Ptychaspididae at gbif.org
Ptychaspididae at irmng.org