Species list, Checklist of Infraclass Helminthomorpha for Sonoma County (California, 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 Infraclass Helminthomorpha Pocock, 1887
and region Sonoma County (California, USA)

Class	Diplopoda De Blainville in Gervais, 1844 Diplopods, Millepedes, Millipede, Millipedes	7 8 8	Families Genera Species	Taxom
Subclass	Chilognatha Latreille, 1802	7 8 8	Families Genera Species	Taxom
Infraclass	Helminthomorpha Pocock, 1887	7 8 8	Families Genera Species	Taxom

List of families for Sonoma County
7 Families width 8 Species

Julidae Leach, 1814	Juliform Millipedes	2	Species	Taxom
Cleidogonidae Cook, 1896		1	Species	Taxom
Cyrtodesmidae Cook, 1896		1	Species	Taxom
Craspedosomatidae Gray, 1843	Craspedosomatid Millipedes	1	Species	Taxom
Platyrhacidae Pocock, 1895		1	Species	Taxom
Spirobolidae Bollman, 1893		1	Species	Taxom
Xystodesmidae Cook, 1895	Xystodesmid Millipedes	1	Species	Taxom

Genera for Sonoma County
8 Genera with 8 Species

Brachyiulus Berlese, 1815	1	Species	Taxom
Cleidogona Cook, 1961	1	Species	Taxom
Cyrtodesmus Gervais, 2018	1	Species	Taxom
Ochogona Cook, 1899	1	Species	Taxom
Ophyiulus Berlese, 1843	1	Species	Taxom
Platyrhacus Koch, 1899	1	Species	Taxom
Tylobolus Cook, 1904	1	Species	Taxom
Xystocheir Cook, 1996	1	Species	Taxom

Species list for Sonoma County
8 Species

Brachyiulus pusillus (Leach, 1815)	⇒ Brachyiulus lusitanus Verhoeff, 1898
Cleidogona hadena Causey, 1961	Mustang talussnail
Cyrtodesmus baerti Shear & Peck, 2018
Ochogona phyllophaga Attems, 1899
Ophyiulus pilosus Newport, 1843	Walnut Canyon talussnail
Platyrhacus helophorus Attems, 1899
Tylobolus deses Cook, 1904	Rocky mountainsnail
Xystocheir prolixorama Shelley, 1996

Subnodes of Helminthomorpha with occurrences in Sonoma County

Superorder	Anocheta Cook, 1895	1 1 1	Family Genus Species	Taxom
Superorder	Coelocheta Cook, 1896	2 2 2	Families Genera Species	Taxom
Superorder	Juliformia Attems, 1926	1 2 2	Family Genera Species	Taxom
Superorder	Merocheta Cook, 1895	3 3 3	Families Genera Species	Taxom

Links, sources and further information

Helminthomorpha at artfakta.se
Helminthomorpha at itis.gov
Helminthomorpha at marinespecies.org