Species list, Checklist of Order Polydesmida (Flat-backed Millipedes) for Arizona (Southwest USA, 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 Arizona (Southwest USA, USA)

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	23 30 47	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	22 28 45	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	22 28 45	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	7 8 9	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	7 8 9	Families Genera Species	Taxom

List of families for Arizona
5 Families width 9 Species

Xystodesmidae Cook, 1895	Xystodesmid Millipedes	2	Species	Taxom
Fuhrmannodesmidae Brölemann, 1916		1	Species	Taxom
Paradoxosomatidae (Daday, 1889)		1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Macrosternodesmidae Brölemann, 1916		2	Species	Taxom

Genera for Arizona
5 Genera with 9 Species

Melaphe Cook, 1968	1	Species	Taxom
Oodedesmus Loomis, 1960	1	Species	Taxom
Oxidus Cook, 1847	1	Species	Taxom
Platyrhacus Koch, 1899	1	Species	Taxom
Pratherodesmus Shear, 2009	2	Species	Taxom

Species list for Arizona
9 Species

Melaphe castianeira Hoffman & Lo..., 1968
Oodedesmus variabilis Loomis, 1960
Oxidus gracilis (C. L. Koch, 1847)	⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Pratherodesmus ecclesia Shear, Taylo..., 2009
Pratherodesmus voylesi Shear, Taylo..., 2009

Subnodes of Polydesmida with occurrences in Arizona

Suborder	Chelodesmidea Cook, 1895	3 4 4	Families Genera Species	Taxom
Suborder	Paradoxosomatidea Daday, 1889	1 1 1	Family Genus Species	Taxom
Suborder	Polydesmidea Leach, 1815	3 3 4	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