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Checklist for Family Norwoodiidae Walcott, 1916
and region Centre County (Pennsylvania, USA)


Class
 
Trilobita ♰
Walch, 1771
Trilobites
37
74
28
Families
Genera
Species
 
Taxom
 

Order
 
Ptychopariida ♰
Swinnerton, 1915
14
27
9
Families
Genera
Species
 
Taxom
 

Suborder
 
Ptychopariina ♰
Richter, 1932
13
25
7
Families
Genera
Species
 
Taxom
 

Superfamily
 
Ptychoparioidea ♰
Matthew, 1887
13
25
7
Families
Genera
Species
 
Taxom
 
FamilyNorwoodiidae ♰
Walcott, 1916
2
1
Genera
Species
 
Taxom
 


Genera for Centre County
2 Genera with 1 Species
Holcacephalus Resser, 1938
0SpeciesTaxom
Xenocheilos Wilson, 19511SpeciesTaxom


Species list for Centre County
1 Species
Xenocheilos spineum ♰ Wilson, 1951


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