Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Fresno County (California, USA)
List of families for Fresno County
56 Families width 115 Species and 2 Subspecies #AECTHPJMSLGDIFNOBX
| Acaridae Latreille, 1802 | Acarid mites | 1 | Species | Taxom | | Eriophyidae Nalepa, 1898 | Blister mites | 1 | Species | Taxom | | Algophagidae Fain, 1974 | | 1 | Species | Taxom | | Antrodiaetidae Gertsch, 1940 | Folding trapdoor spider | 1 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 2 | Species | Taxom | | Araneidae (Simon, 1895) | Golden orb web spiders | 11 | Species | Taxom | | Ascidae Oudemans, 1905 | | 0 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 8 | Species | Taxom | | Hygrobatidae Koch, 1842 | | 0 | Species | Taxom | | Erythraeidae Oudemans, 1902 | | 0 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 12 | Species | Taxom | | Tenuipalpidae Berlese, 1913 | False spider mites | 3 | Species | Taxom | | Phalangodidae Simon, 1879 | | 1 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 1 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Johnstonianidae Thor, 1935 | | 1 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 1 | Species | Taxom | | Cheliferidae Risso, 1826 | | 1 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 13 | Species | Taxom | | Laelapidae Berlese, 1892 | | 0 | Species | Taxom | | Cryptognathidae Luxton, 1973 | | 1 | Species | Taxom | | Amblyommidae (Banks, 1907) | | 2 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 1 | Species | Taxom | | Gnaphosidae (Pocock, 1898) | Flat-bellied ground spiders | 11 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 3 | Species | Taxom | | Tetranychidae Donnadieu, 1875 | Spider mites | 6 | Species | Taxom | | Eremaeidae Oudemans, 1900 | | 1 | Species | Taxom | | Podapolipidae Husband, 1990 | | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 4 | Species | Taxom | | Phytoseiidae Berlese, 1916 | Phytoseiid mites | 1 | Species | Taxom | | Listrophoridae Mégnin & Tro..., 1884 | | 0 | Species | Taxom | | Ctenizidae Thorell, 1887 | Cork-lid trapdoor spider | 1 | Species | Taxom | | Hemisarcoptidae Oudemans, 1904 | | 1 | Species | Taxom | | Chernetidae Menge, 1855 | | 1 | Species | Taxom | | Liocranidae Simon, 1897 | Liocranid sac spiders | 1 | Species | Taxom | | Pholcidae C. L. Koch, 1851 | Carpenter spider | 1 | Species | Taxom | | Iolinidae Pritchard, 1956 | | 1 | Species | Taxom | | Filistatidae Ausserer, 1867 | Crevice weaver | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 2 | Species | Taxom | | Macrochelidae Vitzthum, 1930 | | 1 | Species | Taxom | | Nemastomatidae Simon, 1872 | | 1 | Species | Taxom | | Oecobiidae (Blackwall, 1862) | Disc web spider | 1 | Species | Taxom | | Argasidae C. L. Koch, 1844 | Soft tick | 2 | Species | Taxom | | Lycosidae (Lehtinen & H..., 1979) | Ground Spiders | 2 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 1 | Species | Taxom | | Tanaupodidae Thor, 1935 | | 1 | Species | Taxom | | Melicharidae Hirschmann, 1962 | | 0 | Species | Taxom | | Tengellidae Dahl, 1908 | Tengellid spiders | 1 | Species | Taxom | | Sperchontidae Thor, 1900 | | 0 | Species | Taxom | | Stigmocheylidae Kethley, 1990 | | 0 | Species | Taxom | | Tarsonemidae Kramer, 1877 | Tarsonemid mites | 2 | Species | Taxom | | Agelenidae (C. L. Koch, 1837) | Agelenid Spiders | 1 | Species | Taxom | | Hydryphantidae Piersig, 1896 | | 1 | Species | Taxom | | Philodromidae (Thorell, 1870) | False crab spiders | 1 | Species | Taxom | | Bothriuridae Simon, 1880 | | 1 | Species | Taxom | | Xenillidae Woolley & Hi..., 1966 | | 0 | Species | Taxom |
Genera for Fresno County
103 Genera with 115 Species #ABCDEFGHKLMNOPRSTUWXZ
| Acarus Linnaeus, 1758 | | 1 | Species | Taxom | | Aceria Keifer, 1920 | | 1 | Species | Taxom | Algophagopsis Fain & Johnston, 1975 | | 0 | Species | Taxom | | Algophagus Hughes, 0 | | 1 | Species | Taxom | | Aliatypus Smith, 1974 | | 1 | Species | Taxom | | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Araneus Clerck, 1872 | Angulate & roundshouldered orbweavers | 2 | Species | Taxom | | Araniella Chamberlin &..., 1847 | Cucumber spiders | 1 | Species | Taxom | Arctoseius Thor, 1930 | | 0 | Species | Taxom | | Argiope Audouin, 1775 | Garden orbweavers | 1 | Species | Taxom | | Argyrodes Simon, 1842 | Dewdrop spiders | 1 | Species | Taxom | Asca von Heyden, 1826 | | 0 | Species | Taxom | Atractides Koch, 1837 | | 0 | Species | Taxom | Balaustium von Heyden, 1826 | Concrete Mites | 0 | Species | Taxom | | Bassaniana Strand, 1932 | Bark crab spiders | 1 | Species | Taxom | | Brevipalpus Donnadieu, 1949 | | 3 | Species | Taxom | | Calicina Ubick & Briggs, 1966 | | 1 | Species | Taxom | | Callobius Chamberlin, 1884 | Hacklemesh Weaver | 1 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Centrotrombidium Kramer, 1957 | | 1 | Species | Taxom | | Cheiracanthium C. L. Koch, 1864 | Longlegged sac spiders | 1 | Species | Taxom | | Chelifer Geoffroy, 1758 | | 1 | Species | Taxom | | Colonus Cambridge, 2004 | | 1 | Species | Taxom | Cosmolaelaps Berlese, 1903 | | 0 | Species | Taxom | | Cryptognathus Kramer, 1965 | | 1 | Species | Taxom | | Cyclosa Menge, 1772 | Three-lobed Spiders | 1 | Species | Taxom | | Dermacentor Koch, 1821 | Dog Ticks | 1 | Species | Taxom | | Dolomedes Latreille, 1837 | Dock spiders | 1 | Species | Taxom | | Drassyllus Chamberlin, 1936 | | 3 | Species | Taxom | | Dysdera Latreille, 2001 | | 3 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 1 | Species | Taxom | | Eotetranychus Oudemans, 1913 | | 1 | Species | Taxom | | Eris C. L. Koch, 1845 | | 1 | Species | Taxom | | Eueremaeus Mihelcic, 1979 | | 1 | Species | Taxom | | Eustala Simon, 1842 | | 1 | Species | Taxom | | Eutarsopolipus Berlese, 1968 | | 1 | Species | Taxom | | Frontinella Cambridge, 1841 | | 1 | Species | Taxom | | Galendromus Muma, 1951 | | 1 | Species | Taxom | | Gasteracantha Sundevall, 1758 | Spiny Backed Orb Weaver | 1 | Species | Taxom | Geomylichus Fain, 1970 | | 0 | Species | Taxom | | Gnaphosa Latreille, 1924 | | 1 | Species | Taxom | | Habronattus F. O. P.-Cam..., 1901 | Paradise Spiders | 3 | Species | Taxom | Haemogamasus Berlese, 1889 | | 0 | Species | Taxom | | Haplodrassus Chamberlin, 1839 | | 1 | Species | Taxom | | Hebestatis Simon, 1891 | | 1 | Species | Taxom | | Heliophanus C. L. Koch, 1868 | | 1 | Species | Taxom | | Hemisarcoptes Lignières, 1868 | | 1 | Species | Taxom | | Hesperochernes J. C. Chambe..., 1948 | | 1 | Species | Taxom | | Hesperocranum Ubick & Plat..., 1991 | | 1 | Species | Taxom | | Holocnemus Simon, 1763 | | 1 | Species | Taxom | | Homeopronematus H. M. André, 1944 | | 1 | Species | Taxom | | Kukulcania Lehtinen, 1842 | | 1 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 2 | Species | Taxom | | Leucauge White, 1841 | Orchard Spider And Allies | 1 | Species | Taxom | | Macrocheles Latreille, 1772 | | 1 | Species | Taxom | | Mago O. P-Cambridge, 1900 | | 1 | Species | Taxom | | Mecaphesa Simon, 1965 | | 5 | Species | Taxom | | Menemerus Simon, 1829 | | 1 | Species | Taxom | | Micaria Westring, 1988 | | 1 | Species | Taxom | | Misumena Latreille, 1758 | Flower crab spiders | 1 | Species | Taxom | | Misumessus Banks, 1880 | | 1 | Species | Taxom | | Myrmarachne MacLeay, 1980 | Antmimicking spider | 1 | Species | Taxom | | Nemastoma C.L.Koch, 1851 | | 1 | Species | Taxom | | Neoscona Simon, 1864 | Spotted orbweavers | 1 | Species | Taxom | | Neottiura Menge, 1767 | | 1 | Species | Taxom | | Neriene Blackwall, 1886 | | 2 | Species | Taxom | | Oecobius Lucas, 1870 | Wall spider | 1 | Species | Taxom | | Oligonychus Berlese, 1919 | | 2 | Species | Taxom | | Ornithodoros C. L. Koch, 1936 | Soft-bodied Tick | 1 | Species | Taxom | | Otobius Banks, 1884 | | 1 | Species | Taxom | | Parasteatoda Archer, 1841 | Comb-Clawed Spider | 1 | Species | Taxom | | Pardosa C. L. Koch, 1844 | Thin-legged Wolf Spider | 1 | Species | Taxom | | Pelegrina Franganillo, 1892 | White-Cheeked Jumping Spiders | 1 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Phanias F. O. P.-Cam..., 1941 | | 1 | Species | Taxom | | Pirata Sundevall, 1757 | Pirate wolf spiders | 1 | Species | Taxom | | Pityohyphantes Simon, 1943 | Hammock Spiders | 1 | Species | Taxom | | Polydiscia Methlagl, 2003 | | 1 | Species | Taxom | Proctolaelaps Berlese, 1923 | | 0 | Species | Taxom | | Rhipicephalus Ziemanni Neu..., 1806 | | 1 | Species | Taxom | | Sassacus Peckham & Pe..., 1894 | | 2 | Species | Taxom | | Scotophaeus Simon, 1871 | | 1 | Species | Taxom | | Sergiolus Simon, 1904 | | 1 | Species | Taxom | | Socalchemmis Platnick & U..., 1919 | | 1 | Species | Taxom | Sperchon Kramer, 1877 | Water Mites | 0 | Species | Taxom | | Steatoda Sundevall, 1875 | False black widows | 2 | Species | Taxom | Stigmocheylus Berlese, 1910 | | 0 | Species | Taxom | | Tarsonemus Canestrini &..., 1939 | | 2 | Species | Taxom | | Tegenaria Latreille, 1840 | House spiders | 1 | Species | Taxom | | Tetragnatha Latreille, 1889 | Four-jawed spider | 1 | Species | Taxom | | Tetranychus Dufour, 1919 | | 3 | Species | Taxom | | Theridion Walckenaer, 1831 | Tangle-Web Spiders | 1 | Species | Taxom | | Thyasella Viets, 1958 | | 1 | Species | Taxom | | Tibellus Simon, 1802 | Slender Crab Spider | 1 | Species | Taxom | Trachelas L. Koch, 1872 | Running Spider | 0 | Species | Taxom | | Trachyzelotes Lohmander, 1826 | | 1 | Species | Taxom | | Urophonius Pocock, 1876 | | 1 | Species | Taxom | | Utivarachna Kishida, 2001 | | 1 | Species | Taxom | | Wamba O. P.-Cambridge, 1895 | | 1 | Species | Taxom | Xenillus Robineau-Des..., 1839 | | 0 | Species | Taxom | | Xysticus Koch, 1934 | Ground Crab Spider | 4 | Species | Taxom | | Zelotes Gistel, 1866 | | 2 | Species | Taxom | | Zygiella F. O. P.-Cam..., 1757 | | 1 | Species | Taxom |
Species list for Fresno County
115 Species and 2 Subspecies | Acarus siro Linnaeus, 1758 | Cereal mite | | Aceria ficus Cotte, 1920 | Fig blister mite | | Algophagus pneumatica | | | Aliatypus janus Coyle, 1974 | | | Apochinomma formica Eugène Simon, 1896 | | | Araneus balanus Doleschall, 1859 | | | Araneus saevus L. Koch, 1872 | Fierce Orbweaver | | Araniella displicata Hentz, 1847 | Six-spotted orbweaver | | Argiope trifasciata Forsskål, 1775 | Banded Argiope | | Argyrodes argyrodes (Walckenaer, 1842) | ⇒ Neospintharus trigonum Nicholas Mar..., 1850 | | Bassaniana utahensis Willis J. Ge..., 1932 | | | Brevipalpus californicus Banks, 1904 | Bunch mite | | Brevipalpus ogcotus Pritchard & ..., 1952 | | | Brevipalpus pini Baker, 1949 | | | Calicina serpentinea Briggs & Hom, 1966 | | | Callobius pictus Eugène Simon, 1884 | | | Carabodes scymnus Hull, 1914 | | | Centrotrombidium culicoides Vercammen-Gr..., 1957 | | | Cheiracanthium mildei L. Koch, 1864 | North Yellow Sac Spider | | Chelifer cancroides Linnaeus, 1758 | Book pseudoscorpion | | Colonus hesperus Richman & Ve..., 2004 | | | Cryptognathus imbricatus Summers & Ch..., 1965 | | | Cyclosa conica Pallas, 1772 | Conical Trashline Orbweaver | | Dermacentor variabilis Say, 1821 | American dog tick | | Dolomedes triton Charles Atha..., 1837 | Six Spotted Fishing Spider | | Drassyllus insularis Banks, 1900 | | | Drassyllus orgilus (Chamberlin, 1922) | ⇒ Drassyllus dromeus Chamberlin, 1922 | | Drassyllus saphes Chamberlin, 1936 | | | 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 | | Eotetranychus weldoni Ewing, 1913 | | | Eris militaris Nicholas Mar..., 1845 | Bronze jumper | | Eueremaeus chiatous Higgins, 1979 | | | Eustala anastera (Walckenaer, 1842) | ⇒ Eustala conchlea Henry Christ..., 1888 | | Eutarsopolipus myzus Regenfuss, 1968 | | | Frontinella pyramitela (Walckenaer, 1841) | ⇒ Frontinella communis Hentz, 1850 | | Galendromus (Galendromus) occidentalis Nesbitt, 1951 | Western predatory mite | | Gasteracantha cancriformis Linnaeus, 1758 | Crab spider | | Gnaphosa synthetica Ralph Vary C..., 1924 | | | Habronattus americanus Eugen von Ke..., 1885 | | | Habronattus hirsutus Peckham & Pe..., 1888 | | | Habronattus klauseri Peckham & Pe..., 1901 | | | Haplodrassus signifer (C. L. Koch, 1839) | ⇒ Haplodrassus pugnans Simon, 1880 | | Hebestatis theveneti Eugène Simon, 1891 | | | Heliophanus apiatus Eugène Simon, 1868 | Sun jumping spider | | Hemisarcoptes malus Shimer, 1868 | | | Hesperochernes thomomysi Hoff, 1948 | Smoothleaf elm | | Hesperocranum rothi Ubick & Plat..., 1991 | | | Holocnemus pluchei Scopoli, 1763 | Daddy long-legs spider | | Homeopronematus anconai Baker, 1943 ..., 1944 | | | Kukulcania hibernalis Hentz, 1842 | Crevice weaver | | Larinioides cornutus Clerck, 1758 | Furrow orb spider | | Larinioides sclopetarius (Clerck, 1758) | ⇒ Larinioides sericatus Clerck, 1757 | | Leucauge venusta Walckenaer, 1841 | Longjawed Orb Weavers | | Macrocheles (Macrocheles) muscaedomesticae Scopoli, 1772 | House fly mite | | Mago saperda Eugène Simon, 1900 | | | Mecaphesa californica Richard C. B..., 1896 | | | Mecaphesa deserti Schick, 1965 | | | Mecaphesa importuna Eugen von Ke..., 1881 | | | Mecaphesa lepida Tord Tamerla..., 1877 | | | Mecaphesa rothi Schick, 1965 | | | Menemerus semilimbatus Hahn, 1829 | Jumping spider | | Micaria pasadena Norman I. Pl..., 1988 | | | Misumena vatia Clerck, 1758 | Crab Spider | | Misumessus oblongus Eugen von Ke..., 1880 | American Green Crab Spider | | Myrmarachne platypalpus (Bradoo, 1980) | ⇒ Myrmarachne platypalpa Bradoo, 1980 | | Nemastoma (Nemastoma) leiobunum Wankel, 1851 | | | Neoscona oaxacensis Keyserling, 1864 | Orb weavers | | Neottiura bimaculata Linnaeus, 1767 | | | Neriene digna Eugen von Ke..., 1886 | | | Neriene litigiosa Eugen von Ke..., 1886 | Sierra Dome Spider | | Oecobius maculatus (Simon, 1870) | ⇒ Oecobius navus Blackwall, 1859 | | Oligonychus (Reckiella) pratensis Banks, 1912 | Banks grass mite | | Oligonychus stickneyi McGregor, 1919 | Yellowish spider mite | | Ornithodoros parkeri Cooley, 1936 | | | Otobius megnini Dugès, 1884 | Ear tick | | Parasteatoda tepidariorum C. L. Koch, 1841 | American house false widow spider | | Pardosa milvina Nicholas Mar..., 1844 | Shore spider | | Pelegrina aeneola Curtis, 1892 | Cottonwood borer | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Phanias albeolus Ralph Vary C..., 1941 | | | Pirata piraticus (Clerck, 1757) | ⇒ Trebacosa marxi Witmer Stone, 1890 | | Pityohyphantes subarcticus Ralph Vary C..., 1943 | Maricopa harvester ant | | Polydiscia deuterosminthurus Baquero, Mor..., 2003 | | | Rhipicephalus (Rhipicephalus) sanguineus (Latreille, 1806) | ⇒ Rhipicephalus sanguineus Latreille, 1806 | | Sassacus papenhoei Peckham & Pe..., 1895 | | | Sassacus vitis Cockerell, 1894 | Jumping spiders | | Scotophaeus blackwalli (Thorell, 1871) | ⇒ Scotophaeus peninsularis Carl Friedri..., 1928 | | Sergiolus angustus Banks, 1904 | | | Socalchemmis dolichopus Ralph Vary C..., 1919 | | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Steatoda nobilis Tord Tamerla..., 1875 | Cobweb weaver | | Tarsonemus (Tarsonemus) apis Rennie, 1921 | | | Tarsonemus (Tarsonemus) cryptocephalus Ewing, 1939 | | | Tegenaria pagana (C.L. Koch, 1840) | ⇒ Draconarius subtitanus Hsen Hsu Hu, 1992 | | Tetragnatha guatemalensis Octavius Pic..., 1889 | Ants | | Tetranychus (Tetranychus) desertorum (Banks, 1900) | ⇒ Tetranychus ludeni Zacher, 1913 | | Tetranychus (Tetranychus) urticae C. L. Koch, 1836 | Carmine spider mite | | Tetranychus pacificus McGregor, 1919 | Pacific mite | | Theridion melanurum Carl Wilhelm..., 1831 | Balsam fir | | Thyasella mandibularis torrenticola Schwoerbel, 1958 | | | Tibellus oblongus (Walckenaer, 1802) | ⇒ Tibellus maritimus Menge, 1875 | | Trachyzelotes lyonneti Audouin, 1826 | Stealthy ground spider | | Urophonius brachycentrus brachycentrus Thorell, 1876 | | | Utivarachna ichneumon Christa L. D..., 2001 | | | Wamba crispulus Eugène Simon, 1895 | | | Xysticus californicus Eugen von Ke..., 1880 | | | Xysticus helophilus Eugène Simon, 1890 | | | Xysticus montanensis Eugen von Ke..., 1887 | Littleleaf minerslettuce | | Xysticus pretiosus Willis J. Ge..., 1934 | | | Zelotes puritanus Chamberlin, 1922 | | | Zelotes tenuis (Carl Ludwig ..., 1866) | ⇒ Zelotes fulvaster Eugène Simon, 1878 | | Zygiella x-notata (Clerck, 1757) | ⇒ Guizygiella nadleri Heimer, 1984 |
Subnodes of Arachnida with occurrences in Fresno County
 | | 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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