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Checklist for Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Delaware (Mercer County, Pennsylvania, USA)


Class
 		Insecta
Linnaeus, 1758
Insects, True insects		28
40
40		Families
Genera
Species		 
Taxom
 

Subclass
 		Pterygota
Lang, 1888
Winged insects		28
40
40		Families
Genera
Species		 
Taxom
 

Infraclass
 		Palaeoptera
Crampton, 1915
Ancient winged insects		1
1
1		Family
Genus
Species		 
Taxom
 


List of families for Delaware (Mercer County Pennsylvania)
1 Family width 1 Species
Libellulidae Rambur, 1842Chasers1SpeciesTaxom


Genera for Delaware (Mercer County Pennsylvania)
1 Genera with 1 Species
Libellula Linnaeus, 1837Chaser Or Darter Dragonfly1SpeciesTaxom


Species list for Delaware (Mercer County Pennsylvania)
1 Species
Libellula axilena Westwood, 1837Bar-winged Skimmer

Subnodes of Palaeoptera with occurrences in Delaware (Mercer County Pennsylvania)
SuperorderOdonatoptera
Martynov, 1932
1
1
1		Family
Genus
Species
Taxom



Links, sources and further information
Palaeoptera at itis.gov