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Checklist for Family Ptychaspididae Raymond, 1924
and region Vermont (USA)


Class
 		Trilobita ♰
Walch, 1771
Trilobites		97
275
304		Families
Genera
Species		 
Taxom
 

Order
 		Asaphida ♰
Salter, 1864
18
60
64		Families
Genera
Species		 
Taxom
 

Suborder
 		Asaphina ♰
Fortey & Chatterton, 1988
17
51
57		Families
Genera
Species		 
Taxom
 

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


Genera for Vermont
3 Genera with 2 Species
Keithia Raymond, 19241SpeciesTaxom
Keithiella Rasetti, 1944
0SpeciesTaxom
Ptychaspis Hall, 01SpeciesTaxom


Species list for Vermont
2 Species
Keithia schucherti ♰ Raymond, 1924
Ptychaspis affinis ♰


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