Species list, Checklist of Infraclass Palaeoptera (Ancient winged insects) for Richfield (Conejos County, Colorado, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Infraclass Palaeoptera Crampton, 1915 (Ancient winged insects)
and region Richfield (Conejos County, Colorado, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	61 137 148	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	61 137 148	Families Genera Species	Taxom
Infraclass	Palaeoptera Crampton, 1915 Ancient winged insects	3 3 3	Families Genera Species	Taxom

List of families for Richfield (Conejos County)
3 Families width 3 Species

Baetidae Leach, 1815	Mayflies	1	Species	Taxom
Gomphidae Rambur, 1842	Club-tailed dragonflies	1	Species	Taxom
Libellulidae Rambur, 1842	Chasers	1	Species	Taxom

Genera for Richfield (Conejos County)
3 Genera with 3 Species

Callibaetis Eaton, 1862	Speckled Duns	1	Species	Taxom
Davidius Selys, 1931		1	Species	Taxom
Sympetrum Newman, 1861	Darter Dragonfly	1	Species	Taxom

Species list for Richfield (Conejos County)
3 Species

Callibaetis ferrugineus Walsh, 1862	Red Speckled Dun
Davidius trox Needham, 1931
Sympetrum corruptum Hagen, 1861	Variegated meadowhawk

Subnodes of Palaeoptera with occurrences in Richfield (Conejos County)

Superorder	Ephemeropteroidea Rohdendorf, 1968	1 1 1	Family Genus Species	Taxom
Superorder	Odonatoptera Martynov, 1932	2 2 2	Families Genera Species	Taxom

Links, sources and further information

Palaeoptera at itis.gov