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Checklist for Family Ptychaspididae Raymond, 1924
and region Alma (Jackson County, Wisconsin, USA)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		4
6
5		Families
Genera
Species		 
Taxom
 

Order
 		Asaphida ♰
Salter, 1864
2
4
3		Families
Genera
Species		 
Taxom
 

Suborder
 		Asaphina ♰
Fortey & Chatterton, 1988
2
4
3		Families
Genera
Species		 
Taxom
 

Superfamily
 		Dikelokephaloidea ♰
Miller, 1889
1
2
2		Family
Genera
Species		 
Taxom
 
FamilyPtychaspididae ♰
Raymond, 1924
2
2		Genera
Species		 
Taxom
 


Genera for Alma (Wisconsin)
2 Genera with 2 Species
Conaspis Hall, 1863
0SpeciesTaxom
Ptychaspis Hall, 18522SpeciesTaxom


Species list for Alma (Wisconsin)
2 Species
Ptychaspis granulosa ♰ Owen, 1852
Ptychaspis miniscaensis ♰ Owen, 1852


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