Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Southern Illinois (Illinois, USA)
List of families for Southern Illinois
51 Families width 172 Species and 3 Subspecies #ALCDSJBMTPGHEINOV
| Agelenidae (C. L. Koch, 1837) | Agelenid Spiders | 5 | Species | Taxom | | Liocranidae Simon, 1897 | Liocranid sac spiders | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 30 | Species | Taxom | | Chernetidae Menge, 1855 | | 4 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 7 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 13 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 6 | Species | Taxom | | Lycosidae (Lehtinen & H..., 1979) | Ground Spiders | 8 | Species | Taxom | | Arrenuridae Thor, 1900 | | 0 | Species | Taxom | | Sparassidae Bertkau, 1872 | Giant crab spiders | 1 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 1 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Johnstonianidae Thor, 1935 | | 1 | Species | Taxom | | Buthidae C. L. Koch, 1837 | Arrowbreasted scorpions | 2 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 2 | Species | Taxom | | Cheliferidae Risso, 1826 | | 2 | Species | Taxom | | Clubionidae Wagner, 1887 | Clubiones | 4 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 9 | Species | Taxom | | Amblyommidae Banks, 1907 | | 1 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 9 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 2 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 7 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 2 | Species | Taxom | | Travuniidae Absolon & Kr..., 1932 | | 1 | Species | Taxom | | Mimetidae Simon, 1881 | Pirate spider | 2 | Species | Taxom | | Geogarypidae Chamberlin, 1930 | | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 10 | Species | Taxom | | Halarachnidae Oudemans, 1906 | | 1 | Species | Taxom | | Leeuwenhoekiidae Womersley, 1944 | Chigger mites | 0 | Species | Taxom | | Histiostomatidae Berlese, 1897 | | 1 | Species | Taxom | | Ereynetidae Schrank, 1776 | | 1 | Species | Taxom | | Ixodidae (C. L. Koch, 1844) | Hard Tick | 1 | Species | Taxom | | Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 3 | Species | Taxom | | Sicariidae Keyserling, 1880 | Brown recluse spiders | 1 | Species | Taxom | | Neobisiidae Chamberlin, 1930 | | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 12 | Species | Taxom | | Myocoptidae Gunther, 1942 | | 0 | Species | Taxom | | Pachylaelapidae Berlese, 1913 | | 1 | Species | Taxom | | Oonopidae Simon, 1890 | Dwarf Cell Spiders | 0 | Species | Taxom | | Oxyopidae Thorell, 1870 | Lynx spiders | 2 | Species | Taxom | | Cunaxidae Thor, 1902 | Predatory Mites | 1 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 1 | Species | Taxom | | Philodromidae Thorell, 1870 | False crab spiders | 6 | Species | Taxom | | Pholcidae (C. L. Koch, 1851) | Carpenter spider | 1 | Species | Taxom | | Parasitidae Oudemans, 1901 | Beetle Mites | 1 | Species | Taxom | | Tengellidae Dahl, 1908 | Tengellid spiders | 1 | Species | Taxom | | Tarsonemidae Kramer, 1877 | Tarsonemid mites | 1 | Species | Taxom | | Titanoecidae Lehtinen, 1967 | Rock Weavers | 1 | Species | Taxom | | Trombiculidae Ewing, 1929 | Chigger mites | 1 | Species | Taxom | | Bothriuridae Simon, 1880 | | 1 | Species | Taxom | | Vaejovidae Thorell, 1876 | | 1 | Species | Taxom |
Genera for Southern Illinois
127 Genera with 172 Species #ABCDEFGHILMNOPRSTUVWX
| Agelenopsis Giebel, 1933 | American grass spiders | 4 | Species | Taxom | | Agroeca Westring, 1892 | | 1 | Species | Taxom | | Agyneta Hull, 1882 | | 2 | Species | Taxom | | Americhernes Muchmore, 1821 | | 1 | Species | Taxom | | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Araneus Clerck, 1847 | Angulate & roundshouldered orbweavers | 4 | Species | Taxom | | Araniella Chamberlin &..., 1847 | Cucumber spiders | 1 | Species | Taxom | | Archaeodictyna Caporiacco, 1871 | | 1 | Species | Taxom | | Arctosa C. L. Koch, 1844 | Bear Spiders | 1 | Species | Taxom | | Argiope Audouin, 1775 | Garden orbweavers | 2 | Species | Taxom | Arrenurus Dugès, 1834 | | 0 | Species | Taxom | | Bathyphantes Menge, 1892 | | 1 | Species | Taxom | | Beregama Hirst, 1875 | | 1 | Species | Taxom | | Callobius Chamberlin, 1846 | Hacklemesh Weaver | 1 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Castianeira Keyserling, 1847 | Ant-Mimic Sac Spiders | 2 | Species | Taxom | | Centrotrombidium Kramer, 1957 | | 1 | Species | Taxom | | Centruroides Marx, 1863 | Bark scorpions | 1 | Species | Taxom | | Ceraticelus Simon, 1892 | | 3 | Species | Taxom | | Ceratinella Emerton, 1882 | | 1 | Species | Taxom | | Cheiracanthium C. L. Koch, 1864 | Longlegged sac spiders | 2 | Species | Taxom | | Chelifer Geoffroy, 1758 | | 1 | Species | Taxom | | Clubiona Latreille, 1892 | Leaf curling sac spiders | 3 | Species | Taxom | | Cnephalocotes Simon, 1834 | | 1 | Species | Taxom | | Colonus Cambridge, 1846 | | 1 | Species | Taxom | | Cyclosa Menge, 1772 | Three-lobed Spiders | 1 | Species | Taxom | | Dactylochelifer Beier, 1945 | | 1 | Species | Taxom | | Dermacentor Koch, 1821 | Dog Ticks | 1 | Species | Taxom | | Dictyna Sundevall, 1888 | | 2 | Species | Taxom | | Dinocheirus J. C. Chambe..., 1949 | | 1 | Species | Taxom | | Diplocentria Hull, 1882 | | 1 | Species | Taxom | | Dipoena Thorell, 1882 | | 1 | Species | Taxom | | Dolomedes Latreille, 1844 | Dock spiders | 1 | Species | Taxom | | Drassyllus Chamberlin, 1922 | | 3 | Species | Taxom | | Dysdera Latreille, 2001 | | 2 | Species | Taxom | | Elaver O. P.-Cambridge, 1866 | | 1 | Species | Taxom | | Emblyna Chamberlin, 1850 | | 3 | Species | Taxom | | Erebomaster Cope, 1872 | | 1 | Species | Taxom | | Erigone Audouin, 1884 | Black Dwarf Spiders | 2 | Species | Taxom | | Ero C. L. Koch, 1935 | | 1 | Species | Taxom | | Evarcha Simon, 1883 | | 1 | Species | Taxom | | Frontinella Cambridge, 1841 | | 1 | Species | Taxom | | Geogarypus J. C. Chambe..., 1981 | | 1 | Species | Taxom | | Glenognatha Simon, 1894 | | 1 | Species | Taxom | | Grammonota Emerton, 1875 | | 3 | Species | Taxom | | Habronattus F. O. P.-Cam..., 1846 | Paradise Spiders | 1 | Species | Taxom | | Halarachne Allman, 1847 | | 1 | Species | Taxom | Hannemania Oudemans, 1911 | | 0 | Species | Taxom | | Haplodrassus Chamberlin, 1839 | | 1 | Species | Taxom | | Hentzia Marx, 1832 | | 1 | Species | Taxom | | Herpyllus Hentz, 1832 | | 1 | Species | Taxom | | Histiostoma Kramer, 2001 | | 1 | Species | Taxom | Hogna Simon, 1885 | | 0 | Species | Taxom | | Hydranetes Kethley, 1971 | | 1 | Species | Taxom | | Hypselistes Simon, 1875 | | 1 | Species | Taxom | | Hypsosinga Ausserer, 1831 | | 1 | Species | Taxom | | Islandiana Braendegaard, 1965 | | 1 | Species | Taxom | | Ixodes Latreille, 1899 | | 1 | Species | Taxom | | Lamprochernes Tömösváry, 1949 | | 1 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 2 | Species | Taxom | | Latrodectus Walckenaer, 1837 | Black widow spider | 1 | Species | Taxom | | Leiobunum C. L. Koch, 1821 | Daddy Long Leg Spiders | 3 | Species | Taxom | | Loxosceles Heineken & Lowe, 1940 | Brown spiders | 1 | Species | Taxom | | Mago O. P-Cambridge, 1900 | | 1 | Species | Taxom | | Melychiopharis Simon, 1895 | | 1 | Species | Taxom | | Mermessus O. P.-Cambridge, 1909 | | 1 | Species | Taxom | | Meta C. L. Koch, 1804 | Cave Orb Weavers | 1 | Species | Taxom | | Micrathena Sundevall, 1805 | | 1 | Species | Taxom | | Microbisium Chamberlin, 1895 | | 1 | Species | Taxom | | Mimetus Hentz, 1923 | Pirate spiders | 1 | Species | Taxom | | Misumena Latreille, 1758 | Flower crab spiders | 1 | Species | Taxom | Misumenops F. O. P.-Cam..., 1900 | | 0 | Species | Taxom | | Myandra Simon, 1887 | | 1 | Species | Taxom | Myocoptes Claparède, 1868 | | 0 | Species | Taxom | | Myrmarachne MacLeay, 1980 | Antmimicking spider | 1 | Species | Taxom | Neoscona Simon, 1864 | Spotted orbweavers | 0 | Species | Taxom | | Olopachys Berlese, 1984 | | 1 | Species | Taxom | Orchestina Simon, 1882 | | 0 | Species | Taxom | | Oxyopes Latreille, 1845 | Lynx Spiders | 2 | Species | Taxom | | Ozyptila Simon, 1880 | Leaflitter crab spiders | 1 | Species | Taxom | | Pachygnatha Sundevall, 1845 | Thickjawed Orb Weavers | 1 | Species | Taxom | | Parabonzia Smiley, 1998 | | 1 | Species | Taxom | | Parabuthus Pocock, 1928 | | 1 | Species | Taxom | | Pardosa C. L. Koch, 1877 | Thin-legged Wolf Spider | 3 | Species | Taxom | | Peckhamia Simon, 1846 | | 1 | Species | Taxom | | Pelegrina Franganillo, 1837 | White-Cheeked Jumping Spiders | 1 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Philodromus Walckenaer, 1847 | Running Crab Spider | 4 | Species | Taxom | | Pholcus Walckenaer, 1775 | | 1 | Species | Taxom | | Phorytocarpais Athias-Henriot, 1906 | | 1 | Species | Taxom | | Phrurolithus C. L. Koch, 1895 | | 1 | Species | Taxom | | Phrurotimpus Chamberlin &..., 1911 | | 2 | Species | Taxom | | Piratula Roewer, 1885 | | 2 | Species | Taxom | | Pisaurina Simon, 1837 | | 1 | Species | Taxom | | Pityohyphantes Simon, 1850 | Hammock Spiders | 1 | Species | Taxom | | Pocadicnemis Simon, 1976 | | 1 | Species | Taxom | | Pselaphochernes Beier, 1945 | | 1 | Species | Taxom | | Rhomphaea L. Koch, 1850 | | 1 | Species | Taxom | | Rhysodromus Schick, 1884 | | 1 | Species | Taxom | | Sassacus Peckham & Pe..., 1895 | | 1 | Species | Taxom | | Satilatlas Keyserling, 1886 | | 1 | Species | Taxom | | Schizocosa Chamberlin, 1837 | | 1 | Species | Taxom | | Scirites Bishop & Crosby, 1911 | | 1 | Species | Taxom | | Scotinella Banks, 1951 | | 1 | Species | Taxom | | Singa C. L. Koch, 1972 | Striped orbweavers | 1 | Species | Taxom | | Sisicottus Bishop & Crosby, 1882 | | 1 | Species | Taxom | | Socalchemmis Platnick & U..., 1919 | | 1 | Species | Taxom | | Steatoda Sundevall, 1850 | False black widows | 1 | Species | Taxom | | Tapinocyba Simon, 1882 | | 1 | Species | Taxom | | Tarsonemus Canestrini &..., 1921 | | 1 | Species | Taxom | | Tegenaria Latreille, 1758 | House spiders | 1 | Species | Taxom | | Tennesseellum Petrunkevitch, 1882 | | 1 | Species | Taxom | | Tetragnatha Latreille, 1842 | Four-jawed spider | 7 | Species | Taxom | | Theonoe Simon, 1906 | | 1 | Species | Taxom | | Theridion Walckenaer, 1882 | Tangle-Web Spiders | 2 | Species | Taxom | | Theridula Emerton, 1954 | | 1 | Species | Taxom | | Tibellus Simon, 1875 | Slender Crab Spider | 1 | Species | Taxom | | Titanoeca Thorell, 1888 | | 1 | Species | Taxom | | Tmeticus Menge, 1914 | | 1 | Species | Taxom | | Trachyzelotes Lohmander, 1826 | | 1 | Species | Taxom | | Trochosa C. L. Koch, 1778 | | 1 | Species | Taxom | Trombicula Berlese, 1905 | | 0 | Species | Taxom | | Urophonius Pocock, 1876 | | 1 | Species | Taxom | | Vaejovis Koch, 1855 | | 1 | Species | Taxom | | Walchia Ewing, 1964 | | 1 | Species | Taxom | | Walckenaeria Blackwall, 1931 | | 4 | Species | Taxom | | Xysticus Koch, 1880 | Ground Crab Spider | 10 | Species | Taxom |
Species list for Southern Illinois
172 Species and 3 Subspecies | Agelenopsis emertoni Ralph Vary C..., 1935 | | | Agelenopsis pennsylvanica Carl Ludwig ..., 1843 | | | Agelenopsis potteri John Blackwall, 1846 | Potter'S Grass Spider | | Agelenopsis utahana Ralph Vary C..., 1933 | | | Agroeca ornata Banks, 1892 | | | Agyneta fabra Keyserling, 1886 | | | Agyneta olivacea James Henry ..., 1882 | | | Americhernes oblongus Say, 1821 | | | Apochinomma formica Eugène Simon, 1896 | | | Araneus gemmoides Chamberlin &..., 1935 | Cat-faced Spider | | Araneus iviei Archer, 1951 | | | Araneus juniperi Emerton, 1884 | Juniper Orbweaver | | Araneus trifolium Hentz, 1847 | Shamrock orbweaver | | Araniella displicata Hentz, 1847 | Six-spotted orbweaver | | Archaeodictyna ammophila Menge, 1871 | | | Arctosa littoralis Nicholas Mar..., 1844 | Shoreline Wolf Spider | | Argiope aurantia Lucas, 1833 | American garden spider | | Argiope trifasciata Forsskål, 1775 | Banded Argiope | | Bathyphantes pallidus (Banks, 1892) | ⇒ Agyneta angulata Emerton, 1882 | | Beregama aurea Koch, 1875 | | | Callobius bennetti Blackwall, 1846 | Bennett'S Laceweaver | | Carabodes scymnus Hull, 1914 | | | Castianeira descripta Nicholas Mar..., 1847 | Red Spotted Ant Mimic Spider | | Castianeira trilineata Nicholas Mar..., 1847 | | | Centrotrombidium culicoides Vercammen-Gr..., 1957 | | | Centruroides vittatus Say, 1863 | Bark scorpion | | Ceraticelus bulbosus James Henry ..., 1882 | | | Ceraticelus fissiceps Octavius Pic..., 1874 | | | Ceraticelus similis Richard C. B..., 1892 | | | Ceratinella brunnea James Henry ..., 1882 | | | Cheiracanthium inclusum Hentz, 1847 | Agrarian sac spider | | Cheiracanthium mildei L. Koch, 1864 | North Yellow Sac Spider | | Chelifer cancroides Linnaeus, 1758 | Book pseudoscorpion | | Clubiona kastoni Willis J. Ge..., 1941 | Kaston sac spider | | Clubiona moesta Richard C. B..., 1896 | | | Clubiona pygmaea Banks, 1892 | | | Cnephalocotes obscurus John Blackwall, 1834 | | | Colonus sylvanus Hentz, 1846 | Jumping spiders | | Cyclosa conica Pallas, 1772 | Conical Trashline Orbweaver | | Dactylochelifer copiosus Hoff, 1945 | Winged elm | | Dermacentor variabilis Say, 1821 | American dog tick | | Dictyna calcarata Richard C. B..., 1904 | Mesh weaver | | Dictyna minuta James Henry ..., 1888 | | | Dinocheirus solus Hoff, 1949 | Chinese elm | | Diplocentria bidentata James Henry ..., 1882 | | | Dipoena nigra (James Henry ..., 1882) | ⇒ Theridula nigerrima Alexander Pe..., 1911 | | Dolomedes tenebrosus (Nicholas Mar..., 1844) | ⇒ Dolomedes vittatus Charles Atha..., 1837 | | Drassyllus lamprus Chamberlin, 1920 | | | Drassyllus niger Banks, 1896 | | | Drassyllus orgilus (Chamberlin, 1922) | ⇒ Drassyllus dromeus Chamberlin, 1922 | | Dysdera nomada Eugène Simon, 1910 | Stocky cerith | | Dysdera pristiphora Carlo Pesarini, 2001 | | | Elaver excepta Ludwig Carl ..., 1866 | White Sac Spider | | Emblyna hentzi Kaston, 1945 | | | Emblyna phylax Willis J. Ge..., 1936 | | | Emblyna sublata Nicholas Mar..., 1850 | | | Erebomaster flavescens Cope, 1872 | | | Erigone blaesa Crosby & Bishop, 1928 | | | Erigone cristatopalpus Eugène Simon, 1884 | White meadowbeauty | | Ero canionis Chamberlin &..., 1935 | | | Evarcha hoyi (Peckham & Pe..., 1883) | ⇒ Evarcha proszynskii Marusik & Lo..., 1998 | | Frontinella pyramitela (Walckenaer, 1841) | ⇒ Frontinella communis Hentz, 1850 | | Geogarypus rhantus Harvey, 1981 | | | Glenognatha foxi McCook, 1894 | Longjawed orb weavers | | Grammonota angusta Charles Dent..., 1959 | | | Grammonota gentilis Richard C. B..., 1898 | | | Grammonota pictilis Octavius Pic..., 1875 | | | Habronattus decorus John Blackwall, 1846 | | | Halarachne halichoeri Allman, 1847 | | | Haplodrassus signifer (C. L. Koch, 1839) | ⇒ Haplodrassus pugnans Simon, 1880 | | Hentzia palmarum Nicholas Mar..., 1832 | Common Hentz Jumping Spider | | Herpyllus ecclesiasticus Hentz, 1832 | Eastern parson spider | | Histiostoma (Histiostoma) heriades Fain & Pauly, 2001 | | | Hydranetes tropisternus Kethley, 1971 | | | Hypselistes florens Octavius Pic..., 1875 | Peatland Sheetweb Weaver | | Hypsosinga pygmaea Sundevall, 1831 | | | Islandiana holmi Wilton Ivie, 1965 | | | Ixodes dentatus (Marx, 1899) | ⇒ Ixodes spinipalpis Hadwen & Nut..., 1916 | | Lamprochernes minor Hoff, 1949 | Chinese elm | | Larinioides patagiatus Clerck, 1758 | Ornamental Orbweaver | | Larinioides sclopetarius (Clerck, 1758) | ⇒ Larinioides sericatus Clerck, 1757 | | Latrodectus variolus (Walckenaer, 1837) | ⇒ Latrodectus hesperus Chamberlin &..., 1935 | | Leiobunum crassipalpe Banks, 1909 | | | Leiobunum maculosus Wood, 1868 | | | Leiobunum vittatum Say, 1821 | Eastern Harvestman | | Loxosceles reclusa Gertsch & Mu..., 1940 | Brown fiddler | | Mago saperda Eugène Simon, 1900 | | | Melychiopharis cynips Eugène Simon, 1895 | | | Mermessus brevidentatus James Henry ..., 1909 | | | Meta menardi Latreille, 1804 | Cave orbweaver | | Micrathena gracilis Charles Atha..., 1805 | Orb Weavers | | Microbisium parvulum Banks, 1895 | | | Mimetus puritanus Chamberlin, 1923 | Common Pirate Spider | | Misumena vatia Clerck, 1758 | Crab Spider | | Myandra cambridgei Eugène Simon, 1887 | | | Myrmarachne platypalpus (Bradoo, 1980) | ⇒ Myrmarachne platypalpa Bradoo, 1980 | | Olopachys copris Ishikawa, 1984 | | | Oxyopes apollo George Stewa..., 1964 | | | Oxyopes salticus Hentz, 1845 | Lynx spider | | Ozyptila georgiana Eugen von Ke..., 1880 | | | Pachygnatha xanthostoma (C. L. Koch, 1845) | ⇒ Pachygnatha brevis Eugen von Ke..., 1884 | | Parabonzia trioxys Lin & Zhang, 1998 | | | Parabuthus villosus brachystylus Lawrence, 1928 | | | Pardosa fuscula Tord Tamerla..., 1875 | | | Pardosa moesta Banks, 1892 | | | Pardosa xerampelina Eugen von Ke..., 1877 | | | Peckhamia scorpionia Nicholas Mar..., 1846 | | | Pelegrina proterva Charles Atha..., 1837 | Common White-Cheeked Jumping Spider | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Philodromus cespitum Walckenaer, 1802 | | | Philodromus mineri Gertsch, 1933 | Eligulate lycopods | | Philodromus peninsulanus Gertsch, 1934 | | | Philodromus vulgaris Nicholas Mar..., 1847 | | | Pholcus phalangioides (Fuesslin, 1775) | ⇒ Smeringopus pallidus Blackwall, 1858 | | Phorytocarpais americanus Berlese, 1906 | | | Phrurolithus similis Richard C. B..., 1895 | | | Phrurotimpus alarius (Nicholas Mar..., 1847) | ⇒ Phrurotimpus borealis James Henry ..., 1911 | | Phrurotimpus borealis James Henry ..., 1911 | Greater Ant-Mimic Corinne Spider | | Piratula insularis James Henry ..., 1885 | Lonely Wolf Spider | | Piratula minuta James Henry ..., 1885 | | | Pisaurina mira Charles Atha..., 1837 | American Nursery Web Spider | | Pityohyphantes costatus Nicholas Mar..., 1850 | Hammock spider | | Pocadicnemis americana Alfred Frank..., 1976 | | | Pselaphochernes parvus Hoff, 1945 | Winged elm | | Rhomphaea fictilium Hentz, 1850 | Lizard Spider | | Rhysodromus alascensis Keyserling, 1884 | | | Sassacus papenhoei Peckham & Pe..., 1895 | | | Satilatlas marxi Eugen von Ke..., 1886 | Thin-ribbed mountainsnail | | Schizocosa avida Charles Atha..., 1837 | | | Scirites pectinatus James Henry ..., 1911 | | | Scotinella madisonia Herbert Walt..., 1951 | Jost Van Dyke's Indian mallow | | Singa eugeni Herbert Walt..., 1972 | | | Sisicottus montanus (James Henry ..., 1882) | ⇒ Sisicottus panopeus FrantiÅ¡ek M..., 1999 | | Socalchemmis dolichopus Ralph Vary C..., 1919 | | | Steatoda borealis Nicholas Mar..., 1850 | Boreal Combfoot | | Tapinocyba simplex James Henry ..., 1882 | | | Tarsonemus (Tarsonemus) apis Rennie, 1921 | | | Tegenaria domestica (Clerck, 1758) | ⇒ Tegenaria parietina Fourcroy, 1785 | | Tennesseellum formica James Henry ..., 1882 | | | Tetragnatha extensa (Linnaeus, 1758) | ⇒ Tetragnatha montana Simon, 1874 | | Tetragnatha guatemalensis Octavius Pic..., 1889 | Ants | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers | | Tetragnatha shoshone Herbert W. Levi, 1981 | | | Tetragnatha straminea Emerton, 1884 | | | Tetragnatha trichodes trichodes Thorell, 1878 | | | Tetragnatha versicolor Walckenaer, 1842 | | | Theonoe stridula Crosby, 1906 | | | Theridion albidum (Richard C. B..., 1895) | ⇒ Theridion berlandi Carl Friedri..., 1942 | | Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 | | Theridula emertoni Herbert Walt..., 1954 | Emerton'S Bitubercled Cobweaver | | Tibellus maritimus Menge, 1875 | Goblin shark | | Titanoeca americana James Henry ..., 1888 | | | Tmeticus ornatus James Henry ..., 1914 | | | Trachyzelotes lyonneti Audouin, 1826 | Stealthy ground spider | | Trochosa ruricola (De Geer, 1778) | ⇒ Trochosa hispanica Eugène Simon, 1870 | | Urophonius brachycentrus brachycentrus Thorell, 1876 | | | Vaejovis carolinianus Beavois, 1855 | Southern Unstriped Scorpion | | Walchia (Wenia) isonychia Nadchatram &..., 1964 | | | Walckenaeria atrotibialis Octavius Pic..., 1878 | | | Walckenaeria communis James Henry ..., 1882 | | | Walckenaeria directa Octavius Pic..., 1874 | | | Walckenaeria tumida Crosby & Bishop, 1931 | | | Xysticus bicuspis (Eugen von Ke..., 1887) | ⇒ Xysticus locuples Eugen von Ke..., 1880 | | Xysticus cunctator Tord Tamerla..., 1877 | Sebastopol meadowfoam | | Xysticus discursans Eugen von Ke..., 1880 | | | Xysticus elegans Eugen von Ke..., 1880 | Elegant crab spider | | Xysticus emertoni Eugen von Ke..., 1880 | Emerton'S Crab Spider | | Xysticus ferox Nicholas Mar..., 1847 | Tan Crab Spider | | Xysticus gulosus Eugen von Ke..., 1880 | | | Xysticus helophilus Eugène Simon, 1890 | | | Xysticus pellax O. P.-Cambridge, 1894 | Honey bee | | Xysticus punctatus Eugen von Ke..., 1880 | |
Subnodes of Arachnida with occurrences in Southern 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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