Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Chester County (Pennsylvania, USA)
List of families for Chester County (Pennsylvania)
35 Families width 54 Species #AHCDLMPTEISU
| Agelenidae C. L. Koch, 1837 | Agelenid Spiders | 1 | Species | Taxom | | Amblyommidae (Banks, 1907) | | 1 | Species | Taxom | | Histiostomatidae Berlese, 1897 | | 2 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 1 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 7 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 1 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 4 | Species | Taxom | | Myobiidae Megnin, 1877 | | 0 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 1 | Species | Taxom | | Cheliferidae Risso, 1826 | | 1 | Species | Taxom | | Halacaridae Murray, 1877 | Sea mites | 1 | Species | Taxom | | Digamasellidae Evans, 1957 | | 0 | Species | Taxom | | Pisauridae (Simon, 1890) | Big wolf spider | 1 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 2 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 5 | Species | Taxom | | Trombiculidae Ewing, 1929 | Chigger mites | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 5 | Species | Taxom | | Anyphaenidae Bertkau, 1878 | Anyphaenid sac spiders | 1 | Species | Taxom | | Ereynetidae Schrank, 1776 | | 1 | Species | Taxom | | Ixodidae (C. L. Koch, 1844) | Hard Tick | 1 | Species | Taxom | | Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 3 | Species | Taxom | | Hahniidae Bertkau, 1878 | Dwarf sheet spiders | 1 | Species | Taxom | | Phytoseiidae Berlese, 1916 | Phytoseiid mites | 1 | Species | Taxom | | Demodecidae Nicolet, 1855 | Follicle mites | 1 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 2 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 1 | Species | Taxom | | Philodromidae (Thorell, 1870) | False crab spiders | 1 | Species | Taxom | | Tanaupodidae Thor, 1935 | | 1 | Species | Taxom | | Scutacaridae Paoli, 1911 | | 0 | Species | Taxom | | Tarsonemidae Kramer, 1877 | Tarsonemid mites | 2 | Species | Taxom | | Tetranychidae Donnadieu, 1875 | Spider mites | 1 | Species | Taxom | | Unionicolidae Oudemans, 1909 | | 0 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 1 | Species | Taxom |
Genera for Chester County (Pennsylvania)
54 Genera with 54 Species #ABCDEFGHILMNOPSTUVWXY
| Agelenopsis Giebel, 1933 | American grass spiders | 1 | Species | Taxom | | Amblyomma hirtum. Neumann, 1897 | | 1 | Species | Taxom | | Anoetus Dujardin, 0 | | 1 | Species | Taxom | | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Araneus Clerck, 1757 | Angulate & roundshouldered orbweavers | 1 | Species | Taxom | | Archaeodictyna Caporiacco, 1871 | | 1 | Species | Taxom | | Arctosa C. L. Koch, 1844 | Bear Spiders | 1 | Species | Taxom | Blarinobia Jameson, 1955 | | 0 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Cheiracanthium C. L. Koch, 1864 | Longlegged sac spiders | 1 | Species | Taxom | | Chelifer Geoffroy, 1758 | | 1 | Species | Taxom | | Copidognathus Trouessart, 1984 | | 1 | Species | Taxom | Dendrolaelaps Halbert, 1915 | | 0 | Species | Taxom | | Dolomedes Latreille, 1844 | Dock spiders | 1 | Species | Taxom | | Dysdera Latreille, 1910 | | 2 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 1 | Species | Taxom | Euschoengastia Ewing, 1938 | | 0 | Species | Taxom | | Frontinella Cambridge, 1841 | | 1 | Species | Taxom | | Gasteracantha Sundevall, 1758 | Spiny Backed Orb Weaver | 1 | Species | Taxom | | Gonatium Menge, 1933 | | 1 | Species | Taxom | | Hibana Brescovit, 1847 | | 1 | Species | Taxom | | Histiostoma Kramer, 1978 | | 1 | Species | Taxom | | Hogna Simon, 1885 | | 1 | Species | Taxom | | Hydranetes Kethley, 1971 | | 1 | Species | Taxom | | Ixodes Latreille, 1821 | | 1 | Species | Taxom | | Leiobunum C. L. Koch, 1821 | Daddy Long Leg Spiders | 1 | Species | Taxom | | Leucauge White, 1841 | Orchard Spider And Allies | 1 | Species | Taxom | | Mangora O. P.-Cambridge, 1847 | | 2 | Species | Taxom | | Mermessus O. P.-Cambridge, 1892 | | 1 | Species | Taxom | | Micrathena Sundevall, 1850 | | 1 | Species | Taxom | | Neoantistea Gertsch, 1887 | | 1 | Species | Taxom | | Neoscona Simon, 1842 | Spotted orbweavers | 1 | Species | Taxom | | Neoseiulus Hughes, 1968 | | 1 | Species | Taxom | | Neriene Blackwall, 1830 | | 1 | Species | Taxom | | Ophthalmodex Lukoschus & ..., 1984 | | 1 | Species | Taxom | | Pelegrina Franganillo, 1973 | White-Cheeked Jumping Spiders | 1 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Philodromus Walckenaer, 1826 | Running Crab Spider | 1 | Species | Taxom | Pityohyphantes Simon, 1929 | Hammock Spiders | 0 | Species | Taxom | | Platycryptus Hill, 1778 | | 1 | Species | Taxom | | Polydiscia Methlagl, 2003 | | 1 | Species | Taxom | Scutacarus Gros, 1845 | | 0 | Species | Taxom | | Steatoda Sundevall, 1850 | False black widows | 1 | Species | Taxom | | Tarsonemus Canestrini &..., 1978 | | 2 | Species | Taxom | | Tennesseellum Petrunkevitch, 1882 | | 1 | Species | Taxom | | Tetragnatha Latreille, 1842 | Four-jawed spider | 2 | Species | Taxom | | Tetranychus Dufour, 1836 | | 1 | Species | Taxom | | Theridion Walckenaer, 1882 | Tangle-Web Spiders | 2 | Species | Taxom | | Tigrosa Brady, 1837 | | 2 | Species | Taxom | Unionicola Haldeman, 1842 | | 0 | Species | Taxom | | Verrucosa McCook, 1842 | | 1 | Species | Taxom | | Walchia Ewing, 1964 | | 1 | Species | Taxom | | Xysticus Koch, 1890 | Ground Crab Spider | 1 | Species | Taxom | | Yunohamella Yoshida, 1842 | | 1 | Species | Taxom |
Species list for Chester County (Pennsylvania)
54 Species | Agelenopsis utahana Ralph Vary C..., 1933 | | | Amblyomma javanense (Supino, 1897) | ⇒ Amblyomma compressum Macalister, 1872 | | Anoetus heinemanni | | | Apochinomma formica Eugène Simon, 1896 | | | Araneus marmoreus Clerck, 1757 | Marbled Orb Weaver | | Archaeodictyna ammophila Menge, 1871 | | | Arctosa littoralis Nicholas Mar..., 1844 | Shoreline Wolf Spider | | Carabodes scymnus Hull, 1914 | | | Cheiracanthium mildei L. Koch, 1864 | North Yellow Sac Spider | | Chelifer cancroides Linnaeus, 1758 | Book pseudoscorpion | | Copidognathus remenus Bartsch, 1984 | | | Dolomedes tenebrosus (Nicholas Mar..., 1844) | ⇒ Dolomedes vittatus Charles Atha..., 1837 | | Dysdera crocata (Koch, 1838) | ⇒ Dysdera maurusia Tord Tamerla..., 1873 | | Dysdera nomada Eugène Simon, 1910 | Stocky cerith | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Frontinella pyramitela (Walckenaer, 1841) | ⇒ Frontinella communis Hentz, 1850 | | Gasteracantha cancriformis Linnaeus, 1758 | Crab spider | | Gonatium crassipalpum Elizabeth Ba..., 1933 | | | Hibana gracilis Hentz, 1847 | Garden ghost spider | | Histiostoma (Histiostoma) heinemanni Hill & Deahl, 1978 | | | Hogna frondicola James Henry ..., 1885 | Forest Wolf Spider | | Hydranetes tropisternus Kethley, 1971 | | | Ixodes scapularis (Say, 1821) | ⇒ Rhipicephalus bursa Canestrini &..., 1877 | | Leiobunum vittatum Say, 1821 | Eastern Harvestman | | Leucauge venusta Walckenaer, 1841 | Longjawed Orb Weavers | | Mangora gibberosa (Hentz, 1847) | ⇒ Mangora fascialata Franganillo, 1936 | | Mangora placida Hentz, 1847 | Tuft-Legged Orb Weaver | | Mermessus maculatus Richard C. B..., 1892 | Sheet-web spiders | | Micrathena mitrata Nicholas Mar..., 1850 | Orb Weavers | | Neoantistea agilis Keyserling, 1887 | | | Neoscona arabesca Walckenaer, 1842 | Arabesque orbweaver | | Neoseiulus driggeri Specht, 1968 | | | Neriene clathrata Sundevall, 1830 | | | Ophthalmodex juniatae Veal, Giesen..., 1984 | | | Pelegrina flaviceps Kaston, 1973 | Big-Headed White-Cheeked Jumping Spider | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Philodromus rufus (Walckenaer, 1826) | ⇒ Philodromus albidus Wladislaus K..., 1911 | | Platycryptus undatus De Geer, 1778 | Tan jumping spider | | Polydiscia deuterosminthurus Baquero, Mor..., 2003 | | | Steatoda borealis Nicholas Mar..., 1850 | Boreal Combfoot | | Tarsonemus (Tarsonemus) cryptocephalus Ewing, 1939 | | | Tarsonemus (Tarsonemus) lukoschusi Hill & Deahl, 1978 | | | Tennesseellum formica James Henry ..., 1882 | | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers | | Tetragnatha versicolor Walckenaer, 1842 | | | Tetranychus (Tetranychus) urticae C. L. Koch, 1836 | Carmine spider mite | | Theridion frondeum Nicholas Mar..., 1850 | Eastern Long-Legged Cobweaver | | Theridion murarium James Henry ..., 1882 | | | Tigrosa aspersa Hentz, 1844 | | | Tigrosa helluo Walckenaer, 1837 | Wetland Giant Wolf Spider | | Verrucosa arenata Charles Atha..., 1842 | Arrowhead Orb Weaver | | Walchia (Wenia) isonychia Nadchatram &..., 1964 | | | Xysticus helophilus Eugène Simon, 1890 | | | Yunohamella lyrica Walckenaer, 1842 | |
Subnodes of Arachnida with occurrences in Chester County (Pennsylvania)
 | | 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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