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Checklist for Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Decker (Big Horn County, Montana, USA)


Class
 		Insecta
Linnaeus, 1758
Insects, True insects		6
6
6		Families
Genera
Species		 
Taxom
 

Subclass
 		Pterygota
Lang, 1888
Winged insects		6
6
6		Families
Genera
Species		 
Taxom
 

Infraclass
 		Palaeoptera
Crampton, 1915
Ancient winged insects		2
2
2		Families
Genera
Species		 
Taxom
 


List of families for Decker
2 Families width 2 Species
Gomphidae Rambur, 1842Club-tailed dragonflies1SpeciesTaxom
Libellulidae Rambur, 1842Chasers1SpeciesTaxom


Genera for Decker
2 Genera with 2 Species
Erpetogomphus Selys, 1858Ringtails1SpeciesTaxom
Sympetrum Newman, 1840Darter Dragonfly1SpeciesTaxom


Species list for Decker
2 Species
Erpetogomphus designatus Hagen, 1858Eastern Ringtail
Sympetrum rubicundulum Say, 1840Ruby meadowhawk

Subnodes of Palaeoptera with occurrences in Decker
SuperorderOdonatoptera
Martynov, 1932
2
2
2		Families
Genera
Species
Taxom



Links, sources and further information
Palaeoptera at itis.gov