Species list, Checklist of Order Polydesmida (Flat-backed Millipedes) for Washington County (Missouri, 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 Washington County (Missouri, USA)

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	7 7 7	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	7 7 7	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	7 7 7	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	4 4 4	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	4 4 4	Families Genera Species	Taxom

List of families for Washington County (Missouri)
4 Families width 4 Species

Euryuridae Pocock, 1909		1	Species	Taxom
Paradoxosomatidae (Daday, 1889)		1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Xystodesmidae Cook, 1895	Xystodesmid Millipedes	1	Species	Taxom

Genera for Washington County (Missouri)
4 Genera with 4 Species

Auturus Chamberlin, 1887	1	Species	Taxom
Oxidus Cook, 1847	1	Species	Taxom
Platyrhacus Koch, 1899	1	Species	Taxom
Pleuroloma Rafinesque, 1820	1	Species	Taxom

Species list for Washington County (Missouri)
4 Species

Auturus evides Bollman, 1887	Mineral Creek mountainsnail
Oxidus gracilis (C. L. Koch, 1847)	⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Pleuroloma flavipes Rafinesque, 1820	Barren milkvetch

Subnodes of Polydesmida with occurrences in Washington County (Missouri)

Suborder	Chelodesmidea Cook, 1895	3 3 3	Families Genera Species	Taxom
Suborder	Paradoxosomatidea Daday, 1889	1 1 1	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