Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Pierce County (Washington, USA)
List of families for Pierce County (Washington)
48 Families width 163 Species and 2 Subspecies #AELCDPTMHSGUINB
| Acaridae Latreille, 1802 | Acarid mites | 1 | Species | Taxom | | Eriophyidae Nalepa, 1898 | Blister mites | 3 | Species | Taxom | | Agelenidae (C. L. Koch, 1837) | Agelenid Spiders | 4 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 34 | Species | Taxom | | Eviphididae Berlese, 1913 | | 1 | Species | Taxom | | Laelapidae Berlese, 1892 | | 0 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 3 | Species | Taxom | | Antrodiaetidae Gertsch, 1940 | Folding trapdoor spider | 1 | Species | Taxom | | Anyphaenidae Bertkau, 1878 | Anyphaenid sac spiders | 2 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 4 | Species | Taxom | | Araneidae (Simon, 1895) | Golden orb web spiders | 12 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 6 | Species | Taxom | | Pterolichidae Trouessart, 1899 | | 1 | Species | Taxom | | Tenuipalpidae Berlese, 1913 | False spider mites | 2 | Species | Taxom | | Travuniidae Absolon & Kr..., 1932 | | 1 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 1 | Species | Taxom | | Chthoniidae Daday, 1888 | | 2 | Species | Taxom | | Clubionidae Wagner, 1887 | Clubiones | 2 | Species | Taxom | | Hahniidae Bertkau, 1878 | Dwarf sheet spiders | 5 | Species | Taxom | | Cybaeidae Banks, 1892 | Pond Water Spiders | 3 | Species | Taxom | | Amblyommidae Banks, 1907 | | 1 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 1 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 3 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 14 | Species | Taxom | | Tetranychidae Donnadieu, 1875 | Spider mites | 3 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 7 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 6 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 4 | Species | Taxom | | Taracidae Schönhofer, 2013 | | 0 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 8 | Species | Taxom | | Uloboridae Thorell, 1869 | Cribellate orb weavers | 1 | Species | Taxom | | Ixodidae (C. L. Koch, 1844) | Hard Tick | 1 | Species | Taxom | | Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 2 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 3 | Species | Taxom | | Neobisiidae Chamberlin, 1930 | | 2 | Species | Taxom | | Dipluridae Simon, 1889 | Curtainweb Spiders | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 4 | Species | Taxom | | Trombiculidae Ewing, 1929 | Chigger mites | 1 | Species | Taxom | | Philodromidae (Thorell, 1870) | False crab spiders | 4 | Species | Taxom | | Pholcidae (C. L. Koch, 1851) | Carpenter spider | 1 | Species | Taxom | | Pimoidae Wunderlich, 1986 | Pimoid spiders | 1 | Species | Taxom | | Myobiidae Megnin, 1877 | | 1 | Species | Taxom | | Pseudogarypidae J.C. Chamberlin, 1923 | | 1 | Species | Taxom | | Scytodidae Blackwall, 1864 | Glue spitter | 1 | Species | Taxom | | Tengellidae Dahl, 1908 | Tengellid spiders | 1 | Species | Taxom | | Bothriuridae Simon, 1880 | | 1 | Species | Taxom | | Telemidae Fage, 1913 | Long-legged cave spider | 1 | Species | Taxom |
Genera for Pierce County (Washington)
122 Genera with 163 Species #ABCDEGHILMNOPRSTUWXZ
| Acarus Linnaeus, 1758 | | 1 | Species | Taxom | | Aceria Keifer, 1922 | | 1 | Species | Taxom | | Agelenopsis Giebel, 1846 | American grass spiders | 2 | Species | Taxom | | Agyneta Hull, 1919 | | 1 | Species | Taxom | | Alliphis Halbert, 1983 | | 1 | Species | Taxom | Alphalaelaps Radford, 1951 | | 0 | Species | Taxom | | Amaurobius Koch, 1830 | | 1 | Species | Taxom | | Antrodiaetus Ausserer, 1884 | Red Folding Door Trapdoor Spider | 1 | Species | Taxom | | Anyphaena Sundevall, 1896 | | 2 | 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 | | Arcuphantes Chamberlin &..., 1942 | | 1 | Species | Taxom | | Aterolichus J. Gaud, 1980 | | 1 | Species | Taxom | | Bathyphantes Menge, 1969 | | 2 | Species | Taxom | | Brevipalpus Donnadieu, 1949 | | 1 | Species | Taxom | | Briggsus Ozdikmen & D..., 1971 | | 1 | Species | Taxom | | Callobius Chamberlin, 1884 | Hacklemesh Weaver | 2 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Castianeira Keyserling, 1942 | Ant-Mimic Sac Spiders | 3 | Species | Taxom | | Centromerus Dahl, 1882 | | 1 | Species | Taxom | | Ceraticelus Simon, 1874 | | 1 | Species | Taxom | | Ceratinops Banks, 1923 | | 1 | Species | Taxom | | Cheiracanthium C. L. Koch, 1864 | Longlegged sac spiders | 1 | Species | Taxom | | Chthonius Koch, 1790 | | 2 | Species | Taxom | | Cicurina Menge, 1919 | | 1 | Species | Taxom | | Clubiona Latreille, 1896 | Leaf curling sac spiders | 2 | Species | Taxom | Coelotes Blackwall, 1841 | | 0 | Species | Taxom | | Cryphoeca Thorell, 1988 | | 1 | Species | Taxom | | Cybaeolus Simon, 1884 | | 1 | Species | Taxom | | Cybaeus L. Koch, 1886 | | 3 | Species | Taxom | | Dermacentor Koch, 1821 | Dog Ticks | 1 | Species | Taxom | | Dictyna Sundevall, 1869 | | 3 | Species | Taxom | | Dirksia Chamberlin &..., 1896 | | 1 | Species | Taxom | | Dolomedes Latreille, 1837 | Dock spiders | 1 | Species | Taxom | | Dysdera Latreille, 2001 | | 3 | Species | Taxom | | Emblyna Chamberlin, 1846 | | 1 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 1 | Species | Taxom | | Eotetranychus Oudemans, 1943 | | 1 | Species | Taxom | | Erigone Audouin, 1884 | Black Dwarf Spiders | 2 | Species | Taxom | | Eriophyes Siebold, 1857 | | 2 | Species | Taxom | | Ethobuella Chamberlin &..., 1937 | | 1 | Species | Taxom | | Eulaira Chamberlin &..., 1960 | | 1 | Species | Taxom | | Evarcha Simon, 1998 | | 1 | Species | Taxom | | Glenognatha Simon, 1894 | | 1 | Species | Taxom | | Grammonota Emerton, 1906 | | 1 | Species | Taxom | | Habronattus F. O. P.-Cam..., 1987 | Paradise Spiders | 1 | Species | Taxom | | Herpyllus Hentz, 1832 | | 1 | Species | Taxom | Hesperonemastoma Gruber, 1970 | | 0 | Species | Taxom | | Hogna Simon, 1805 | | 1 | Species | Taxom | | Hyptiotes Walckenaer, 1935 | Triangle web spiders | 1 | Species | Taxom | | Ixodes Latreille, 1899 | | 1 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 3 | Species | Taxom | | Latrodectus Walckenaer, 1935 | Black widow spider | 2 | Species | Taxom | | Leiobunum C. L. Koch, 1909 | Daddy Long Leg Spiders | 1 | Species | Taxom | | Lepthyphantes Menge, 1926 | | 1 | Species | Taxom | | Leptobunus Banks, 1894 | | 1 | Species | Taxom | | Linyphantes Chamberlin &..., 1942 | | 3 | Species | Taxom | | Melychiopharis Simon, 1895 | | 1 | Species | Taxom | | Metellina Chamberlin &..., 1894 | | 1 | Species | Taxom | | Micaria Westring, 1831 | | 1 | Species | Taxom | | Micrathena Sundevall, 1805 | | 1 | Species | Taxom | | Microcreagris Balzan, 1909 | | 1 | Species | Taxom | | Microhexura Crosby & Bishop, 1945 | | 1 | Species | Taxom | | Microlinyphia Gerhardt, 1943 | Platform spiders | 1 | Species | Taxom | | Misumena Latreille, 1758 | Flower crab spiders | 1 | Species | Taxom | | Nelima Roewer, 1910 | | 1 | Species | Taxom | | Neoantistea Gertsch, 1934 | | 1 | Species | Taxom | | Neobisium J. C. Chambe..., 1804 | | 1 | Species | Taxom | | Neoscona Simon, 1838 | Spotted orbweavers | 2 | Species | Taxom | Neotrombicula Hirst, 1925 | | 0 | Species | Taxom | | Neottiura Menge, 1767 | | 1 | Species | Taxom | | Neriene Blackwall, 1886 | | 2 | Species | Taxom | | Novalena Chamberlin &..., 1930 | | 1 | Species | Taxom | | Oligonychus Berlese, 1912 | | 1 | Species | Taxom | | Orodrassus Chamberlin, 1975 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 1 | Species | Taxom | | Pardosa C. L. Koch, 1892 | Thin-legged Wolf Spider | 5 | Species | Taxom | | Pelegrina Franganillo, 1892 | White-Cheeked Jumping Spiders | 1 | Species | Taxom | | Pentamerismus McGregor, 1949 | | 1 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Philodromus Walckenaer, 1826 | Running Crab Spider | 3 | Species | Taxom | | Pholcus Walckenaer, 1775 | | 1 | Species | Taxom | | Pimoa Chamberlin &..., 1886 | | 1 | Species | Taxom | | Pirata Sundevall, 1757 | Pirate wolf spiders | 1 | Species | Taxom | | Platnickina Kocak & Kemal, 1802 | | 1 | Species | Taxom | | Pocadicnemis Simon, 1841 | | 2 | Species | Taxom | | Poeciloneta Kulczynski, 1937 | | 2 | Species | Taxom | | Porrhomma Simon, 1913 | | 1 | Species | Taxom | | Protomyobia Ewing, 1988 | | 1 | Species | Taxom | | Pseudogarypus Ellingsen, 1931 | | 1 | Species | Taxom | | Rilaena Å ilhavý, 1799 | | 1 | Species | Taxom | | Robertus O. P.-Cambridge, 1933 | | 1 | Species | Taxom | | Rugathodes Archer, 1882 | | 1 | Species | Taxom | | Salticus Latreille, 1757 | Zebra Spider | 1 | Species | Taxom | | Sassacus Peckham & Pe..., 1895 | | 1 | Species | Taxom | | Scotinotylus Simon, 1917 | | 1 | Species | Taxom | | Scytodes Latreille, 1802 | Spitting Spider | 1 | Species | Taxom | | Sergiolus Simon, 1890 | | 1 | Species | Taxom | | Sisicottus Bishop & Crosby, 1999 | | 2 | Species | Taxom | | Sisicus Bishop & Crosby, 1938 | | 1 | Species | Taxom | | Sitticus Simon, 1880 | | 1 | Species | Taxom | | Socalchemmis Platnick & U..., 1919 | | 1 | Species | Taxom | | Spirembolus Chamberlin, 1933 | | 1 | Species | Taxom | | Steatoda Sundevall, 1802 | False black widows | 3 | Species | Taxom | | Tachygyna Chamberlin &..., 1938 | | 1 | Species | Taxom | | Tegenaria Latreille, 1758 | House spiders | 1 | Species | Taxom | | Tenuiphantes Saaristo & T..., 1937 | | 3 | Species | Taxom | | Tetragnatha Latreille, 1842 | Four-jawed spider | 4 | Species | Taxom | | Tetranychus Dufour, 1836 | | 1 | Species | Taxom | | Theridion Walckenaer, 1833 | Tangle-Web Spiders | 2 | Species | Taxom | | Tibellus Simon, 1802 | Slender Crab Spider | 1 | Species | Taxom | | Trochosa C. L. Koch, 1856 | | 1 | Species | Taxom | | Tutelina Simon, 1895 | | 1 | Species | Taxom | | Urophonius Pocock, 1876 | | 1 | Species | Taxom | | Usofila Keyserling, 1894 | | 1 | Species | Taxom | | Walchia Ewing, 1964 | | 1 | Species | Taxom | | Walckenaeria Blackwall, 1874 | | 1 | Species | Taxom | | Xysticus Koch, 1934 | Ground Crab Spider | 3 | Species | Taxom | | Zygiella F. O. P.-Cam..., 1845 | | 1 | Species | Taxom | | Zygottus Chamberlin, 1949 | | 1 | Species | Taxom |
Species list for Pierce County (Washington)
163 Species and 2 Subspecies | Acarus siro Linnaeus, 1758 | Cereal mite | | Aceria cephaloneus Nalepa, 1922 | | | Agelenopsis pennsylvanica Carl Ludwig ..., 1843 | | | Agelenopsis potteri John Blackwall, 1846 | Potter'S Grass Spider | | Agyneta fillmorana Chamberlin, 1919 | | | Alliphis necrophilus Christie, 1983 | | | Amaurobius ferox Walckenaer, 1830 | Black lace-weaver | | Antrodiaetus pacificus Simon, 1884 | | | Anyphaena aperta Richard C. B..., 1921 | | | Anyphaena pacifica Richard C. B..., 1896 | | | Apochinomma formica Eugène Simon, 1896 | | | Araneus balanus Doleschall, 1859 | | | Araneus diadematus Clerck, 1758 | Cross orbweaver | | Araneus gemmoides Chamberlin &..., 1935 | Cat-faced Spider | | Araneus thaddeus (Hentz, 1847) | ⇒ Araneus meropes Keyserling, 1865 | | Araniella displicata Hentz, 1847 | Six-spotted orbweaver | | Archaeodictyna ammophila Menge, 1871 | | | Arcuphantes arcuatulus Carl Friedri..., 1942 | | | Aterolichus polyblastus J. Gaud, 1980 | | | Bathyphantes keeni James Henry ..., 1917 | | | Bathyphantes orica Wilton Ivie, 1969 | | | Brevipalpus lilium Baker, 1949 | Mite | | Briggsus pacificus Briggs, 1971 | | | Callobius pictus Eugène Simon, 1884 | | | Callobius severus Eugène Simon, 1884 | | | Carabodes scymnus Hull, 1914 | | | Castianeira descripta Nicholas Mar..., 1847 | Red Spotted Ant Mimic Spider | | Castianeira longipalpa Nicholas Mar..., 1847 | | | Castianeira variata Willis J. Ge..., 1942 | Club mosses | | Centromerus longibulbus James Henry ..., 1882 | | | Ceraticelus fissiceps Octavius Pic..., 1874 | | | Ceratinops inflatus James Henry ..., 1923 | | | Cheiracanthium mildei L. Koch, 1864 | North Yellow Sac Spider | | Chthonius (Chthonius) ischnocheles Hermann, 1804 | Common Chthonid | | Chthonius (Ephippiochthonius) tetrachelatus Preyssler, 1790 | Dimple-clawed Chthonid | | Cicurina idahoana Ralph Vary C..., 1919 | | | Clubiona lutescens Johan Peter ..., 1851 | | | Clubiona pacifica Richard C. B..., 1896 | | | Cryphoeca exlineae Roth, 1988 | | | Cybaeolus pusillus Eugène Simon, 1884 | White meadowbeauty | | Cybaeus morosus (Eugène Simon, 1886) | ⇒ Cybaeus signifer Eugène Simon, 1886 | | Cybaeus reticulatus Eugène Simon, 1886 | | | Cybaeus signifer Eugène Simon, 1886 | | | Dermacentor variabilis Say, 1821 | American dog tick | | Dictyna arundinacea (Linnaeus, 1758) | ⇒ Archaeodictyna consecuta Octavius Pic..., 1872 | | Dictyna bostoniensis James Henry ..., 1888 | | | Dictyna major Menge, 1869 | | | Dirksia cinctipes Richard C. B..., 1896 | | | Dolomedes triton Charles Atha..., 1837 | Six Spotted Fishing Spider | | Dysdera crocata (Koch, 1838) | ⇒ Dysdera maurusia Tord Tamerla..., 1873 | | Dysdera nomada Eugène Simon, 1910 | Stocky cerith | | Dysdera pristiphora Carlo Pesarini, 2001 | | | Emblyna annulipes John Blackwall, 1846 | | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Eotetranychus lewisi McGregor, 1943 | Lewis spider mite | | Erigone aletris Crosby & Bishop, 1928 | | | Erigone cristatopalpus Eugène Simon, 1884 | White meadowbeauty | | Eriophyes laevis Nalepa, 1889 | Alder leaf gall mite | | Eriophyes tiliae Pagenstecher, 1857 | Bugle gall | | Ethobuella tuonops Ralph Vary C..., 1937 | | | Eulaira arctoa Herman Theod..., 1960 | | | Evarcha proszynskii Marusik & Lo..., 1998 | | | Glenognatha foxi McCook, 1894 | Longjawed orb weavers | | Grammonota kincaidi Richard C. B..., 1906 | Southern flatcoil | | Habronattus cuspidatus Griswold, 1987 | | | Herpyllus ecclesiasticus Hentz, 1832 | Eastern parson spider | | Hogna carolinensis Charles Atha..., 1805 | Carolina wolf spider | | Hyptiotes gertschi Ralph Vary C..., 1935 | | | Ixodes angustus (Neumann, 1899) | ⇒ Ixodes woodi Bishopp, 1911 | | Larinioides cornutus Clerck, 1758 | Furrow orb spider | | Larinioides patagiatus Clerck, 1758 | Ornamental Orbweaver | | Larinioides sclopetarius (Clerck, 1758) | ⇒ Larinioides sericatus Clerck, 1757 | | Latrodectus bishopi Kaston, 1938 | Red widow | | Latrodectus hesperus Chamberlin &..., 1935 | Western black widow | | Leiobunum crassipalpe Banks, 1909 | | | Lepthyphantes rainieri James Henry ..., 1926 | | | Leptobunus parvulus Banks, 1894 | | | Linyphantes nehalem Ralph Vary C..., 1942 | | | Linyphantes pacificus Banks, 1906 | Southern flatcoil | | Linyphantes victoria Ralph Vary C..., 1942 | | | Melychiopharis cynips Eugène Simon, 1895 | | | Metellina curtisi McCook, 1894 | | | Micaria pulicaria Sundevall, 1831 | Glossy ant spider | | Micrathena gracilis Charles Atha..., 1805 | Orb Weavers | | Microcreagris tacomensis Ellingsen, 1909 | | | Microhexura idahoana Ralph Vary C..., 1945 | | | Microlinyphia dana Ralph Vary C..., 1943 | | | Misumena vatia Clerck, 1758 | Crab Spider | | Nelima paessleri Roewer, 1910 | Egg milkvetch | | Neoantistea gosiuta Willis J. Ge..., 1934 | | | Neobisium (Neobisium) carcinoides Hermann, 1804 | Common Neobisid | | Neoscona arabesca Walckenaer, 1842 | Arabesque orbweaver | | Neoscona crucifera Lucas, 1838 | Barn spider | | Neottiura bimaculata Linnaeus, 1767 | | | Neriene digna Eugen von Ke..., 1886 | | | Neriene litigiosa Eugen von Ke..., 1886 | Sierra Dome Spider | | Novalena intermedia Ralph Vary C..., 1930 | | | Oligonychus (Reckiella) pratensis Banks, 1912 | Banks grass mite | | Orodrassus canadensis Norman I. Pl..., 1975 | | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Pardosa dorsuncata Allen Lowrie..., 1981 | | | Pardosa groenlandica (Thorell, 1872) | ⇒ Pardosa dromaea Tord Tamerla..., 1878 | | Pardosa lowriei Torbjörn Kro..., 1975 | | | Pardosa mackenziana Eugen von Ke..., 1877 | | | Pardosa moesta Banks, 1892 | | | Pelegrina aeneola Curtis, 1892 | Cottonwood borer | | Pentamerismus oregonensis McGregor, 1949 | Mite | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Philodromus cespitum Walckenaer, 1802 | | | Philodromus dispar Walckenaer, 1826 | | | Philodromus rufus (Walckenaer, 1826) | ⇒ Philodromus albidus Wladislaus K..., 1911 | | Pholcus phalangioides (Fuesslin, 1775) | ⇒ Smeringopus pallidus Blackwall, 1858 | | Pimoa altioculata Eugen von Ke..., 1886 | | | Pirata piraticus (Clerck, 1757) | ⇒ Trebacosa marxi Witmer Stone, 1890 | | Platnickina tincta Walckenaer, 1802 | | | Pocadicnemis occidentalis Alfred Frank..., 1976 | | | Pocadicnemis pumila (John Blackwall, 1841) | ⇒ Pocadicnemis juncea George Hazel..., 1953 | | Poeciloneta fructuosa Eugen von Ke..., 1886 | | | Poeciloneta lyrica Zorsch, 1937 | | | Porrhomma pallidum Jackson, 1913 | | | Protomyobia (Protomyobia) oregonensis Lukoschus, G..., 1988 | | | Pseudogarypus hesperus Chamberlin, 1931 | | | Rilaena triangularis Herbst, 1799 | Spring Harvestman | | Robertus vigerens Ralph Vary C..., 1933 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Salticus scenicus (Clerck, 1757) | ⇒ Salticus cingulatus Panzer, 1797 | | Sassacus papenhoei Peckham & Pe..., 1895 | | | Scotinotylus patellatus James Henry ..., 1917 | | | Scytodes thoracica Latreille, 1802 | Common spitting spider | | Sergiolus montanus Emerton, 1890 | | | Sisicottus nesides Ralph Vary C..., 1921 | | | Sisicottus panopeus FrantiÅ¡ek M..., 1999 | | | Sisicus penifusifer Bishop & Crosby, 1938 | | | Sitticus fasciger Simon, 1880 | Jumping Spider | | Socalchemmis dolichopus Ralph Vary C..., 1919 | | | Spirembolus mundus Ralph Vary C..., 1933 | Florida carpenter ant | | Steatoda albomaculata (De Geer, 1778) | ⇒ Chrysso albomaculata O. P.-Cambridge, 1882 | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Tachygyna ursina Bishop & Crosby, 1938 | | | Tegenaria domestica (Clerck, 1758) | ⇒ Tegenaria parietina Fourcroy, 1785 | | Tenuiphantes tenuis Blackwall, 1852 | Dwarf weaver | | Tenuiphantes zelatus Zorsch, 1937 | | | Tenuiphantes zibus Zorsch, 1937 | | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers | | Tetragnatha shoshone Herbert W. Levi, 1981 | | | Tetragnatha trichodes trichodes Thorell, 1878 | | | Tetragnatha versicolor Walckenaer, 1842 | | | Tetranychus (Tetranychus) urticae C. L. Koch, 1836 | Carmine spider mite | | Theridion neomexicanum Richard C. B..., 1901 | | | Theridion varians Carl Wilhelm..., 1833 | Red spruce | | Tibellus oblongus (Walckenaer, 1802) | ⇒ Tibellus maritimus Menge, 1875 | | Trochosa terricola Thorell, 1856 | | | Tutelina similis Richard C. B..., 1895 | Thick-Spined Jumping Spider | | Urophonius brachycentrus brachycentrus Thorell, 1876 | | | Usofila pacifica Banks, 1894 | | | Walchia (Wenia) isonychia Nadchatram &..., 1964 | | | Walckenaeria directa Octavius Pic..., 1874 | | | Xysticus cristatus (Clerck, 1758) | ⇒ Xysticus pseudocristatus Azarkina & L..., 2001 | | Xysticus cunctator Tord Tamerla..., 1877 | Sebastopol meadowfoam | | Xysticus pretiosus Willis J. Ge..., 1934 | | | Zygiella atrica (Koch, 1845) | ⇒ Zygiella calophylla Walckenaer, 1802 | | Zygottus corvallis Ralph Vary C..., 1949 | |
Subnodes of Arachnida with occurrences in Pierce County (Washington)
 | | 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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