Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region San Juan Islands (San Juan County, Washington, USA)
List of families for San Juan Islands
27 Families width 72 Species #LCADSHTPG
| Liocranidae Simon, 1897 | Liocranid sac spiders | 1 | Species | Taxom | | Corinnidae (Karsch, 1880) | Ant-like Sac Spiders | 3 | Species | Taxom | | Chthoniidae (Daday, 1888) | | 2 | Species | Taxom | | Araneidae (Simon, 1895) | Golden orb web spiders | 4 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 1 | Species | Taxom | | Segestriidae Simon, 1893 | Six-eyed Spiders | 2 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 21 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 1 | Species | Taxom | | Hahniidae Bertkau, 1878 | Dwarf sheet spiders | 4 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Cybaeidae Banks, 1892 | Pond Water Spiders | 3 | Species | Taxom | | Amblyommidae Banks, 1907 | | 1 | Species | Taxom | | Laelapidae Berlese, 1892 | | 1 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 3 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 5 | Species | Taxom | | Chernetidae Menge, 1855 | | 1 | Species | Taxom | | Spinturnicidae Oudemans, 1902 | | 1 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 3 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 1 | Species | Taxom | | Salticidae (Blackwall, 1842) | Jumping Spider | 2 | Species | Taxom | | Tetranychidae Donnadieu, 1875 | Spider mites | 1 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 1 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 4 | Species | Taxom | | Phthiracaridae Perty, 1841 | | 1 | Species | Taxom | | Sparassidae Bertkau, 1872 | Giant crab spiders | 1 | Species | Taxom | | Telemidae Fage, 1913 | Long-legged cave spider | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 2 | Species | Taxom |
Genera for San Juan Islands
59 Genera with 72 Species #ABCDEHILMNOPRSTUWXZ
| Agroeca Westring, 1887 | | 1 | Species | Taxom | | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Apochthonius J. C. Chambe..., 1929 | | 1 | Species | Taxom | | Araneus Clerck, 1758 | Angulate & roundshouldered orbweavers | 2 | Species | Taxom | | Archaeodictyna Caporiacco, 1871 | | 1 | Species | Taxom | | Ariadna Audouin, 1842 | | 1 | Species | Taxom | | Bathyphantes Menge, 1969 | | 1 | Species | Taxom | | Callobius Chamberlin, 1884 | Hacklemesh Weaver | 1 | Species | Taxom | | Calymmaria Chamberlin &..., 1897 | | 2 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Castianeira Keyserling, 1874 | Ant-Mimic Sac Spiders | 1 | Species | Taxom | | Ceratinops Banks, 1923 | | 1 | Species | Taxom | | Chthonius Koch, 1891 | | 1 | Species | Taxom | | Collinsia O. P.-Cambridge, 1871 | | 1 | Species | Taxom | | Cryphoeca Thorell, 1988 | | 1 | Species | Taxom | | Cybaeus L. Koch, 1886 | | 3 | Species | Taxom | | Dermacentor Koch, 1821 | Dog Ticks | 1 | Species | Taxom | | Dicrocheles Krantz & Khot, 1954 | | 1 | Species | Taxom | | Dirksia Chamberlin &..., 1896 | | 1 | Species | Taxom | | Dysdera Latreille, 2001 | | 3 | Species | Taxom | | Enoplognatha Pavesi, 1833 | | 2 | Species | Taxom | | Epactiochernes Muchmore, 1891 | | 1 | Species | Taxom | | Erigone Audouin, 1871 | Black Dwarf Spiders | 2 | Species | Taxom | | Eyndhovenia Rudnick, 1857 | | 1 | Species | Taxom | Hypoaspis Canestrini, 1884 | Predatory mite | 0 | Species | Taxom | | Improphantes Saaristo & T..., 1882 | | 1 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 1 | Species | Taxom | | Latrodectus Walckenaer, 1938 | Black widow spider | 1 | Species | Taxom | | Leptobunus Banks, 1894 | | 1 | Species | Taxom | | Linyphantes Chamberlin &..., 1942 | | 1 | Species | Taxom | | Liopilio Schenkel, 1981 | | 1 | Species | Taxom | | Metellina Chamberlin &..., 1757 | | 1 | Species | Taxom | | Mughiphantes Saaristo & T..., 1894 | | 1 | Species | Taxom | | Mythoplastoides Crosby & Bishop, 1915 | | 1 | Species | Taxom | | Neon Simon, 1853 | | 1 | Species | Taxom | | Neriene Blackwall, 1886 | | 2 | Species | Taxom | | Oligonychus Berlese, 1894 | | 1 | Species | Taxom | | Oreonetides Strand, 1872 | | 1 | Species | Taxom | | Orodrassus Chamberlin, 1975 | | 1 | Species | Taxom | | Pardosa C. L. Koch, 1934 | Thin-legged Wolf Spider | 2 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Phidippus C. L. Koch, 1845 | | 1 | Species | Taxom | | Phrurotimpus Chamberlin &..., 1847 | | 1 | Species | Taxom | | Phthiracarus Perty, 1958 | | 1 | Species | Taxom | | Pityohyphantes Simon, 1942 | Hammock Spiders | 1 | Species | Taxom | | Pseudopoda Jäger, 2002 | | 1 | Species | Taxom | | Robertus O. P.-Cambridge, 1933 | | 1 | Species | Taxom | | Rugathodes Archer, 1882 | | 1 | Species | Taxom | | Segestria Latreille, 1891 | | 1 | Species | Taxom | | Sisicottus Bishop & Crosby, 1921 | | 1 | Species | Taxom | | Tapinocyba Simon, 1933 | | 1 | Species | Taxom | | Tenuiphantes Saaristo & T..., 1937 | | 3 | Species | Taxom | | Tigrosa Brady, 1844 | | 1 | Species | Taxom | | Trochosa C. L. Koch, 1856 | | 1 | Species | Taxom | | Usofila Keyserling, 1894 | | 1 | Species | Taxom | | Walckenaeria Blackwall, 1939 | | 2 | Species | Taxom | | Wubana Chamberlin, 1896 | | 1 | Species | Taxom | | Xysticus Koch, 1934 | Ground Crab Spider | 2 | Species | Taxom | | Zygiella F. O. P.-Cam..., 1757 | | 1 | Species | Taxom |
Species list for San Juan Islands
72 Species | Agroeca trivittata Keyserling, 1887 | | | Apochinomma formica Eugène Simon, 1896 | | | Apochthonius intermedius Chamberlin, 1929 | | | Araneus balanus Doleschall, 1859 | | | Araneus diadematus Clerck, 1758 | Cross orbweaver | | Archaeodictyna ammophila Menge, 1871 | | | Ariadna bicolor Nicholas Mar..., 1842 | | | Bathyphantes orica Wilton Ivie, 1969 | | | Callobius pictus Eugène Simon, 1884 | | | Calymmaria emertoni (Eugène Simon, 1897) | ⇒ Calymmaria bifurcata Heiss & Draney, 2004 | | Calymmaria nana Eugène Simon, 1897 | | | Carabodes scymnus Hull, 1914 | | | Castianeira walsinghami Octavius Pic..., 1874 | | | Ceratinops inflatus James Henry ..., 1923 | | | Chthonius longipalpis (Banks, 1891) | ⇒ Chthonius tetrachelatus Preyssler, 1790 | | Collinsia holmgreni Tord Tamerla..., 1871 | | | Cryphoeca exlineae Roth, 1988 | | | Cybaeus eutypus Ralph Vary C..., 1932 | | | Cybaeus reticulatus Eugène Simon, 1886 | | | Cybaeus signifer Eugène Simon, 1886 | | | Dermacentor variabilis Say, 1821 | American dog tick | | Dicrocheles phalaenodectes Treat, 1954 | | | Dirksia cinctipes Richard C. B..., 1896 | | | Dysdera crocata (Koch, 1838) | ⇒ Dysdera maurusia Tord Tamerla..., 1873 | | Dysdera nomada Eugène Simon, 1910 | Stocky cerith | | Dysdera pristiphora Carlo Pesarini, 2001 | | | Enoplognatha ovata (Clerck, 1758) | ⇒ Enoplognatha latimana Hippa & Oksala, 1982 | | Enoplognatha thoracica (Carl Wilhelm..., 1833) | ⇒ Enoplognatha oelandica Tord Tamerla..., 1875 | | Epactiochernes tristis Banks, 1891 | | | Erigone arctophylacis Crosby & Bishop, 1928 | | | Erigone psychrophila Tord Tamerla..., 1871 | Mountain meadowfoam | | Eyndhovenia caligus Kolenati, 1857 | | | Improphantes complicatus James Henry ..., 1882 | | | Larinioides cornutus Clerck, 1758 | Furrow orb spider | | Latrodectus bishopi Kaston, 1938 | Red widow | | Leptobunus parvulus Banks, 1894 | | | Linyphantes pualla Ralph Vary C..., 1942 | | | Liopilio yukon J. C. Cokend..., 1981 | Hare's-foot milkvetch | | Metellina segmentata Clerck, 1757 | Autumn spider | | Mughiphantes (Mughiphantes) whymperi Frederick Oc..., 1894 | | | Mythoplastoides erectus James Henry ..., 1915 | | | Neon reticulatus Blackwall, 1853 | | | Neriene digna Eugen von Ke..., 1886 | | | Neriene litigiosa Eugen von Ke..., 1886 | Sierra Dome Spider | | Oligonychus (Oligonychus) bicolor Banks, 1894 | Oak mite | | Oreonetides vaginatus (Thorell, 1872) | ⇒ Oreonetides filicatus Crosby, 1937 | | Orodrassus canadensis Norman I. Pl..., 1975 | | | Pardosa vancouveri James Henry ..., 1917 | | | Pardosa wyuta Willis J. Ge..., 1934 | | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Phidippus audax (Nicholas Mar..., 1845) | ⇒ Salticus variegatus Hentz, 1845 | | Phrurotimpus alarius (Nicholas Mar..., 1847) | ⇒ Phrurotimpus borealis James Henry ..., 1911 | | Phthiracarus (Phthiracarus) japonicus Aoki, 1958 | | | Pityohyphantes tacoma Ralph Vary C..., 1942 | | | Pseudopoda spirembolus Jäger & Ono, 2002 | Arctic lamprey | | Robertus vigerens Ralph Vary C..., 1933 | | | Rugathodes sexpunctatus James Henry ..., 1882 | | | Segestria pacifica Richard C. B..., 1891 | | | Sisicottus nesides Ralph Vary C..., 1921 | | | Tapinocyba dietrichi Crosby & Bishop, 1933 | | | Tenuiphantes tenuis Blackwall, 1852 | Dwarf weaver | | Tenuiphantes zelatus Zorsch, 1937 | | | Tenuiphantes zibus Zorsch, 1937 | | | Tigrosa aspersa Hentz, 1844 | | | Trochosa terricola Thorell, 1856 | | | Usofila pacifica Banks, 1894 | | | Walckenaeria columbia Millidge, 1983 | | | Walckenaeria cornuella Ralph Vary C..., 1939 | | | Wubana pacifica Richard C. B..., 1896 | | | Xysticus cristatus (Clerck, 1758) | ⇒ Xysticus pseudocristatus Azarkina & L..., 2001 | | Xysticus pretiosus Willis J. Ge..., 1934 | | | Zygiella x-notata (Clerck, 1757) | ⇒ Guizygiella nadleri Heimer, 1984 |
Subnodes of Arachnida with occurrences in San Juan Islands
 | | 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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