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Checklist for Order Polydesmida Pocock, 1887 (Flat-backed Millipedes)
and region Maryland (USA)


Class
 
Diplopoda
De Blainville in Gervais, 1844
Diplopods, Millepedes, Millipede, Millipedes
15
23
26
Families
Genera
Species
 
Taxom
 

Subclass
 
Chilognatha
Latreille, 1802
15
23
26
Families
Genera
Species
 
Taxom
 

Infraclass
 
Helminthomorpha
Pocock, 1887
15
23
26
Families
Genera
Species
 
Taxom
 

Superorder
 
Merocheta
Cook, 1895
5
10
12
Families
Genera
Species
 
Taxom
 

Order
 
Polydesmida
Pocock, 1887
Flat-backed Millipedes
5
10
12
Families
Genera
Species
 
Taxom
 


List of families for Maryland
5 Families width 12 Species
Xystodesmidae Cook, 1895Xystodesmid Millipedes6SpeciesTaxom
Macrosternodesmidae Brölemann, 19161SpeciesTaxom
Paradoxosomatidae (Daday, 1889)1SpeciesTaxom
Platyrhacidae Pocock, 18951SpeciesTaxom
Polydesmidae Leach, 1815Flat Millipedes3SpeciesTaxom


Genera for Maryland
10 Genera with 12 Species
Apheloria Chamberlin, 17702SpeciesTaxom
Nannaria Chamberlin, 0Twisted-Claw Millipedes1SpeciesTaxom
Ophiodesmus Cook, 18951SpeciesTaxom
Oxidus Cook, 18471SpeciesTaxom
Platyrhacus Koch, 18991SpeciesTaxom
Pseudopolydesmus Attems, 18212SpeciesTaxom
Rudiloria Causey, 1864Brilliant Allegheny Millipedes1SpeciesTaxom
Scytonotus Koch, 18211SpeciesTaxom
Semionellus Chamberlin, 18641SpeciesTaxom
Sigmoria Chamberlin, 1981Sigmoid Millipedes1SpeciesTaxom


Species list for Maryland
12 Species
Apheloria tigana Chamberlin, 1939
Apheloria virginiensis Drury, 1770Black-And-Gold Flat Millipede
Nannaria pygmaea
Ophiodesmus albonanus Latzel, 1895
Oxidus gracilis (C. L. Koch, 1847)⇒ Oxidus gigas Attems, 1953
Platyrhacus helophorus Attems, 1899
Pseudopolydesmus canadensis Newport, 1844Canadian Flat-Back Millipede
Pseudopolydesmus serratus Say, 1821Common Pink Flat-Back Millipede
Rudiloria trimaculata Wood, 1864Grand Coulee mountainsnail
Scytonotus granulatus Say, 1821Granulated Millipede
Semionellus placidus Wood, 1864Grand Coulee mountainsnail
Sigmoria truncata Shelley, 1981

Subnodes of Polydesmida with occurrences in Maryland
SuborderChelodesmidea
Cook, 1895
2
6
7
Families
Genera
Species

Taxom

SuborderParadoxosomatidea
Daday, 1889
1
1
1
Family
Genus
Species

Taxom

SuborderPolydesmidea
Leach, 1815
2
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