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Checklist for Family Spirobolidae Bollman, 1893
and region Northwestern Illinois (Northern Illinois, Illinois, USA)


Class
 		Diplopoda
De Blainville in Gervais, 1844
Diplopods, Millepedes, Millipede, Millipedes		18
36
42		Families
Genera
Species		 
Taxom
 

Subclass
 		Chilognatha
Latreille, 1802
16
34
41		Families
Genera
Species		 
Taxom
 

Infraclass
 		Helminthomorpha
Pocock, 1887
15
33
39		Families
Genera
Species		 
Taxom
 

Superorder
 		Anocheta
Cook, 1895
1
2
2		Family
Genera
Species		 
Taxom
 

Order
 		Spirobolida
Cook, 1895
Round-backed millipedes		1
2
2		Family
Genera
Species		 
Taxom
 
FamilySpirobolidae
Bollman, 1893
2
2		Genera
Species		 
Taxom
 


Genera for Northwestern Illinois
2 Genera with 2 Species
Narceus Rafinesque, 18202SpeciesTaxom
Spirobolus Wood, 1865
0SpeciesTaxom


Species list for Northwestern Illinois
2 Species
Narceus americanus (Beauvois, 1805)⇒ Narceus annularus Rafinesque, 1820
Narceus annularis (Rafinesque, 1820)⇒ Narceus annularus Rafinesque, 1820

Subnodes of Spirobolidae with occurrences in Northwestern Illinois
SubfamilySpirobolinae
Bollman, 1893
1
2		Genus
Species
Taxom



Links, sources and further information
Spirobolidae at gbif.org
Spirobolidae at irmng.org
Spirobolidae at itis.gov