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Checklist for Infraclass Helminthomorpha Pocock, 1887
and region Llandovery (Silurian)


Class
 		Diplopoda
De Blainville in Gervais, 1844
Diplopods, Millepedes, Millipede, Millipedes		3
3
4		Families
Genera
Species		 
Taxom
 

Subclass
 		Chilognatha
Latreille, 1802
3
3
4		Families
Genera
Species		 
Taxom
 

Infraclass
 		Helminthomorpha
Pocock, 1887
2
2
3		Families
Genera
Species		 
Taxom
 


List of families for Llandovery
2 Families width 3 Species
Polydesmidae (Leach, 1815)Flat Millipedes2SpeciesTaxom
Julidae Leach, 1814Juliform Millipedes1SpeciesTaxom


Genera for Llandovery
2 Genera with 3 Species
Polydesmus Latreille, 1871Flat Backed Millipedes2SpeciesTaxom
Tachypodoiulus Verhoeff, 18141SpeciesTaxom


Species list for Llandovery
3 Species
Polydesmus angustus Latzel, 1884Bridge Creek chaparral
Polydesmus coriaceus (Porat, 1871)⇒ Polydesmus inconstans Latzel, 1884
Tachypodoiulus niger Leach, 1814Black millipede

Subnodes of Helminthomorpha with occurrences in Llandovery
SuperorderJuliformia
Attems, 1926
1
1
1		Family
Genus
Species
Taxom

SuperorderMerocheta
Cook, 1895
1
1
2		Family
Genus
Species
Taxom



Links, sources and further information
Helminthomorpha at artfakta.se
Helminthomorpha at itis.gov
Helminthomorpha at marinespecies.org