Species list, Checklist of Order Polydesmida (Flat-backed Millipedes) for West Union (Clark County, 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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INSECTOIDGERENGDARK LIGHT

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Checklist for Order Polydesmida Pocock, 1887 (Flat-backed Millipedes)
and region West Union (Clark County, Illinois, USA)

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	3 3 3	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	3 3 3	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	3 3 3	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	2 2 3	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	2 2 3	Families Genera Species	Taxom

List of families for West Union
2 Families width 3 Species

Xystodesmidae Cook, 1895	Xystodesmid Millipedes	1	Species	Taxom
Polydesmidae Leach, 1815	Flat Millipedes	2	Species	Taxom

Genera for West Union
2 Genera with 3 Species

Nannaria Chamberlin, 1928	Twisted-Claw Millipedes	1	Species	Taxom
Pseudopolydesmus Attems, 1821		2	Species	Taxom

Species list for West Union
3 Species

Nannaria terricola Williams & H..., 1928
Pseudopolydesmus collinus Hoffman, 1974	Wrinkled helicellid
Pseudopolydesmus serratus Say, 1821	Common Pink Flat-Back Millipede

Subnodes of Polydesmida with occurrences in West Union

Suborder	Chelodesmidea Cook, 1895	1 1 1	Family Genus Species	Taxom
Suborder	Polydesmidea Leach, 1815	1 1 2	Family Genus Species	Taxom

Links, sources and further information

Polydesmida at artfakta.se
Polydesmida at dyntaxa.se
Polydesmida at gbif.org
Polydesmida at irmng.org
Polydesmida at itis.gov