Checklist for Class Arachnida Lamarck, 1801 (Arachnids) and region Chester (Logan County, Illinois, USA)
List of families for Chester (Illinois) 7 Families width 10 Species
Genera for Chester (Illinois) 8 Genera with 10 Species
Species list for Chester (Illinois) 10 Species | Apochinomma formica Eugène Simon, 1896 | | | Blattisocius tarsalis Berlese, 1918 | Mite | | Chthonius (Ephippiochthonius) tetrachelatus Preyssler, 1790 | Dimple-clawed Chthonid | | Dermacentor variabilis Say, 1821 | American dog tick | | Dysdera nomada Eugène Simon, 1910 | Stocky cerith | | Dysdera pristiphora Carlo Pesarini, 2001 | | | Leiobunum ventricosum Wood, 1870 | | | Leiobunum vittatum Say, 1821 | Eastern Harvestman | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Utivarachna ichneumon Christa L. D..., 2001 | |
Subnodes of Arachnida with occurrences in Chester (Illinois)
 | | Arachnida (Lamarck 1801) |
Links, sources and further information Arachnida at biolcoll.utu.fi Arachnida at wiki.spinnen-forum.de Arachnida at spiderling.de Arachnida at wsc.nmbe.ch Arachnida at artfakta.se Arachnida at biodiversity.org.au Arachnida at dyntaxa.se Arachnida at gbif.org Arachnida at irmng.org Arachnida at itis.gov Arachnida at marinespecies.org
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