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

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	3 4 4	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	3 4 4	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	3 4 4	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	2 3 3	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	2 3 3	Families Genera Species	Taxom

List of families for Grayson County (Virginia)
2 Families width 3 Species

Xystodesmidae (Cook, 1895)	Xystodesmid Millipedes	2	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom

Genera for Grayson County (Virginia)
3 Genera with 3 Species

Dixioria Chamberlin, 1949		1	Species	Taxom
Platyrhacus Koch, 1899		1	Species	Taxom
Rudiloria Causey, 1949	Brilliant Allegheny Millipedes	1	Species	Taxom

Species list for Grayson County (Virginia)
3 Species

Dixioria coronata (Hoffman, 1949)	⇒ Dixioria pela coronata Hoffman, 1949
Platyrhacus helophorus Attems, 1899
Rudiloria kleinpeteri (Hoffman, 1949)	⇒ Sigmoria kleinpeteri Hoffman, 1949

Subnodes of Polydesmida with occurrences in Grayson County (Virginia)

Suborder

Chelodesmidea
Cook, 1895

2
3
3

Families
Genera
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