Checklist for Class Arachnida Lamarck, 1801 (Arachnids) and region Polk County (Missouri, USA)
List of families for Polk County (Missouri) 15 Families width 13 Species | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 1 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 3 | Species | Taxom | | Ascidae Oudemans, 1905 | | 1 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Buthidae C. L. Koch, 1837 | Arrowbreasted scorpions | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 1 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 1 | Species | Taxom | | Gnaphosidae (Pocock, 1898) | Flat-bellied ground spiders | 1 | Species | Taxom | | Laelapidae Berlese, 1892 | | 0 | Species | Taxom | | Leeuwenhoekiidae Womersley, 1944 | Chigger mites | 0 | Species | Taxom | | Ereynetidae Schrank, 1776 | | 1 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 0 | Species | Taxom | | Oxyopidae Thorell, 1870 | Lynx spiders | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 1 | Species | Taxom | | Vaejovidae Thorell, 1876 | | 0 | Species | Taxom |
Genera for Polk County (Missouri) 17 Genera with 13 Species | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Argiope Audouin, 1775 | Garden orbweavers | 1 | Species | Taxom | | Asca von Heyden, 1963 | | 1 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Centruroides Marx, 1863 | Bark scorpions | 1 | Species | Taxom | | Ceraticelus Simon, 1874 | | 1 | Species | Taxom | | Cyclosa Menge, 1772 | Three-lobed Spiders | 1 | Species | Taxom | | Dolomedes Latreille, 1837 | Dock spiders | 1 | Species | Taxom | | Drassyllus Chamberlin, 1922 | | 1 | Species | Taxom | Ellsworthia Türk, 1945 | | 0 | Species | Taxom | | Gasteracantha Sundevall, 1758 | Spiny Backed Orb Weaver | 1 | Species | Taxom | Hannemania Oudemans, 1911 | | 0 | Species | Taxom | | Hydranetes Kethley, 1971 | | 1 | Species | Taxom | Latrodectus Walckenaer, 1805 | Black widow spider | 0 | Species | Taxom | | Oxyopes Latreille, 1845 | Lynx Spiders | 1 | Species | Taxom | | Tetragnatha Latreille, 1850 | Four-jawed spider | 1 | Species | Taxom | Vaejovis Koch, 1836 | | 0 | Species | Taxom |
Species list for Polk County (Missouri) 13 Species | Apochinomma formica Eugène Simon, 1896 | | | Argiope trifasciata Forsskål, 1775 | Banded Argiope | | Asca (Asca) garmani Hurlbutt, 1963 | | | Carabodes scymnus Hull, 1914 | | | Centruroides vittatus Say, 1863 | Bark scorpion | | Ceraticelus fissiceps Octavius Pic..., 1874 | | | Cyclosa conica Pallas, 1772 | Conical Trashline Orbweaver | | Dolomedes triton Charles Atha..., 1837 | Six Spotted Fishing Spider | | Drassyllus orgilus (Chamberlin, 1922) | ⇒ Drassyllus dromeus Chamberlin, 1922 | | Gasteracantha cancriformis Linnaeus, 1758 | Crab spider | | Hydranetes tropisternus Kethley, 1971 | | | Oxyopes salticus Hentz, 1845 | Lynx spider | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers |
Subnodes of Arachnida with occurrences in Polk County (Missouri)
 | | 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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