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

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	6 8 8	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	6 8 8	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	6 8 8	Families Genera Species	Taxom
Superorder	Merocheta Cook, 1895	4 6 7	Families Genera Species	Taxom
Order	Polydesmida Pocock, 1887 Flat-backed Millipedes	4 6 7	Families Genera Species	Taxom

List of families for Garrett County
4 Families width 7 Species

Xystodesmidae Cook, 1895	Xystodesmid Millipedes	2	Species	Taxom
Paradoxosomatidae (Daday, 1889)		1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Polydesmidae Leach, 1815	Flat Millipedes	3	Species	Taxom

Genera for Garrett County
6 Genera with 7 Species

Apheloria Chamberlin, 1939		1	Species	Taxom
Oxidus Cook, 1847		1	Species	Taxom
Platyrhacus Koch, 1899		1	Species	Taxom
Pseudopolydesmus Attems, 1821		2	Species	Taxom
Rudiloria Causey, 1864	Brilliant Allegheny Millipedes	1	Species	Taxom
Scytonotus Koch, 1821		1	Species	Taxom

Species list for Garrett County
7 Species

Apheloria tigana Chamberlin, 1939
Oxidus gracilis (C. L. Koch, 1847)	⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Pseudopolydesmus canadensis Newport, 1844	Canadian Flat-Back Millipede
Pseudopolydesmus serratus Say, 1821	Common Pink Flat-Back Millipede
Rudiloria trimaculata Wood, 1864	Grand Coulee mountainsnail
Scytonotus granulatus Say, 1821	Granulated Millipede

Subnodes of Polydesmida with occurrences in Garrett County

Suborder	Chelodesmidea Cook, 1895	2 3 3	Families Genera Species	Taxom
Suborder	Paradoxosomatidea Daday, 1889	1 1 1	Family Genus Species	Taxom
Suborder	Polydesmidea Leach, 1815	1 2 3	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