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Checklist for Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Pleasant Valley (Bucks County, Pennsylvania, USA)


Class
 		Insecta
Linnaeus, 1758
Insects, True insects		42
102
130		Families
Genera
Species		 
Taxom
 

Subclass
 		Pterygota
Lang, 1888
Winged insects		42
102
130		Families
Genera
Species		 
Taxom
 

Infraclass
 		Palaeoptera
Crampton, 1915
Ancient winged insects		9
10
16		Families
Genera
Species		 
Taxom
 


List of families for Pleasant Valley (Bucks County)
9 Families width 16 Species
Aeshnidae Rambur, 1842Darners2SpeciesTaxom
Potamanthidae Albarda, 1888Hacklegill mayflies2SpeciesTaxom
Calopterygidae Selys, 1850Broad-winged damselflies1SpeciesTaxom
Coenagrionidae Kirby, 1890Narrow-winged damselflies3SpeciesTaxom
Gomphidae Rambur, 1842Club-tailed dragonflies1SpeciesTaxom
Ephemeridae Leach, 1817Burrowing mayflies2SpeciesTaxom
Lestidae Calvert, 1901Spread-winged damselflies1SpeciesTaxom
Libellulidae Rambur, 1842Chasers3SpeciesTaxom
Heptageniidae Needham, 1901Flat-Bodied Up-Wings Heptageniidae1SpeciesTaxom


Genera for Pleasant Valley (Bucks County)
10 Genera with 16 Species
Aeshna Fabricius, 1908Aeshna Dragonfly2SpeciesTaxom
Anthopotamus McCafferty a..., 18392SpeciesTaxom
Calopteryx Leach, 1805Demoiselle Damselflies1SpeciesTaxom
Enallagma Charpentier, 1840American Bluets3SpeciesTaxom
Hagenius Selys, 18541SpeciesTaxom
Hexagenia Walsh, 1829Giant Mayflies2SpeciesTaxom
Lestes Leach, 1861Emerald Damselflies1SpeciesTaxom
Libellula Linnaeus, 1857Chaser Or Darter Dragonfly2SpeciesTaxom
Stenacron Jensen, 1839Light Cahills1SpeciesTaxom
Sympetrum Newman, 1874Darter Dragonfly1SpeciesTaxom


Species list for Pleasant Valley (Bucks County)
16 Species
Aeshna canadensis Walker, 1908Canada darner
Aeshna umbrosa Walker, 1908Shadow darner
Anthopotamus myops Walsh, 1863
Anthopotamus verticis Say, 1839
Calopteryx maculata Palisot de B..., 1805Black-winged Damselfly
Enallagma annexum (Hagen, 1861)⇒ Enallagma cyathigerum Charpentier, 1840
Enallagma carunculatum Morse, 1895Tule Bluet
Enallagma cyathigerum Charpentier, 1840Common Blue
Hagenius brevistylus Selys, 1854Black clubtail
Hexagenia (Hexagenia) bilineata Say, 1824Emergent Mayfly
Hexagenia (Hexagenia) limbata Serville, 1829Burrowing mayfly
Lestes congener Hagen, 1861Spotted Spreadwing
Libellula pulchella (Drury, 1773)⇒ Celithemis amanda Hagen, 1861
Libellula saturata Uhler, 1857Firecracker Skimmer
Stenacron interpunctatum Say, 1839Ginger quill
Sympetrum pallipes Hagen, 1874Striped meadowhawk

Subnodes of Palaeoptera with occurrences in Pleasant Valley (Bucks County)
SuperorderEphemeropteroidea
Rohdendorf, 1968
3
3
5		Families
Genera
Species
Taxom

SuperorderOdonatoptera
Martynov, 1932
6
7
11		Families
Genera
Species
Taxom



Links, sources and further information
Palaeoptera at itis.gov