Species list, Checklist of Order Polydesmida (Flat-backed Millipedes) for Ontario County (New York, 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 Ontario County (New York, USA)

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	10 17 19	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	9 16 18	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	9 16 18	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	3 5 6	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	3 5 6	Families Genera Species	Taxom

List of families for Ontario County
3 Families width 6 Species

Paradoxosomatidae (Daday, 1889)		1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Polydesmidae Leach, 1815	Flat Millipedes	4	Species	Taxom

Genera for Ontario County
5 Genera with 6 Species

Oxidus Cook, 1847		1	Species	Taxom
Platyrhacus Koch, 1899		1	Species	Taxom
Polydesmus Latreille, 1884	Flat Backed Millipedes	1	Species	Taxom
Pseudopolydesmus Attems, 1821		2	Species	Taxom
Scytonotus Koch, 1821		1	Species	Taxom

Species list for Ontario County
6 Species

Oxidus gracilis (C. L. Koch, 1847)	⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Polydesmus inconstans Latzel, 1884	Bridge Creek chaparral
Pseudopolydesmus canadensis Newport, 1844	Canadian Flat-Back Millipede
Pseudopolydesmus serratus Say, 1821	Common Pink Flat-Back Millipede
Scytonotus granulatus Say, 1821	Granulated Millipede

Subnodes of Polydesmida with occurrences in Ontario County

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	1 3 4	Family 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