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

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	9 12 11	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	9 12 11	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	9 12 11	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	4 6 6	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	4 6 6	Families Genera Species	Taxom

List of families for Coos County (Oregon)
4 Families width 6 Species

Nearctodesmidae Chamberlin &..., 1950		1	Species	Taxom
Paradoxosomatidae (Daday, 1889)		1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Polydesmidae Leach, 1815	Flat Millipedes	3	Species	Taxom

Genera for Coos County (Oregon)
6 Genera with 6 Species

Nearctodesmus Silvestri, 1864		1	Species	Taxom
Oxidus Cook, 1847		1	Species	Taxom
Platyrhacus Koch, 1899		1	Species	Taxom
Polydesmus Latreille, 1884	Flat Backed Millipedes	1	Species	Taxom
Pseudopolydesmus Attems, 1888		1	Species	Taxom
Scytonotus Koch, 1821		1	Species	Taxom

Species list for Coos County (Oregon)
6 Species

Nearctodesmus cerasinus Wood, 1864	Grand Coulee mountainsnail
Oxidus gracilis (C. L. Koch, 1847)	⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Polydesmus angustus Latzel, 1884	Bridge Creek chaparral
Pseudopolydesmus pinetorum Bollman, 1888
Scytonotus granulatus Say, 1821	Granulated Millipede

Subnodes of Polydesmida with occurrences in Coos County (Oregon)

Suborder	Chelodesmidea Cook, 1895	1 1 1	Family Genus Species	Taxom
Suborder	Paradoxosomatidea Daday, 1889	1 1 1	Family Genus Species	Taxom
Suborder	Polydesmidea Leach, 1815	2 4 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