Species list, Checklist of Family Ptychagnostidae ♰ for Illinois (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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Checklist for Family Ptychagnostidae Kobayashi, 1939
and region Illinois (USA)

Class	Trilobita ♰ Walch, 1771 Trilobites	39 120 124	Families Genera Species	Taxom
Order	Agnostida ♰ Salter, 1864	2 3 5	Families Genera Species	Taxom
Suborder	Agnostina ♰ Salter, 1864	2 3 5	Families Genera Species	Taxom
Superfamily	Agnostoidea ♰ M´Coy, 1849	2 3 5	Families Genera Species	Taxom
Family	Ptychagnostidae ♰ Kobayashi, 1939	2 3	Genera Species	Taxom

Genera for Illinois
2 Genera with 3 Species

Ptychagnostus Jaekel, 1939		2	Species	Taxom
Triplagnostus Howell, 1869		1	Species	Taxom

Species list for Illinois
3 Species

Ptychagnostus intermedius ♰ Tullberg, 1880
Ptychagnostus seminula ♰ Whitehouse, 1939
Triplagnostus gibbus ♰ LINNARSSON, 1869

Links, sources and further information

Ptychagnostidae at gbif.org
Ptychagnostidae at irmng.org