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


Class
 		Insecta
Linnaeus, 1758
Insects, True insects		10
11
10		Families
Genera
Species		 
Taxom
 

Subclass
 		Pterygota
Lang, 1888
Winged insects		10
11
10		Families
Genera
Species		 
Taxom
 

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


List of families for Worth (Mercer County Pennsylvania)
1 Family width 0 Species
Heptageniidae Needham, 1901Flat-Bodied Up-Wings Heptageniidae0SpeciesTaxom


Genera for Worth (Mercer County Pennsylvania)
1 Genera with 0 Species
Stenonema Traver, 1933
0SpeciesTaxom

Subnodes of Palaeoptera with occurrences in Worth (Mercer County Pennsylvania)
SuperorderEphemeropteroidea
Rohdendorf, 1968
1
1
0		Family
Genus
Species
Taxom



Links, sources and further information
Palaeoptera at itis.gov