Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Riverside County (Eastern California, California, USA)
List of families for Riverside County
69 Families width 159 Species and 1 Subspecies #EIACTVLSMPGDONHUFR
| Eriophyidae Nalepa, 1898 | Blister mites | 1 | Species | Taxom | | Ideoroncidae Chamberlin, 1930 | | 1 | Species | Taxom | | Antrodiaetidae Gertsch, 1940 | Folding trapdoor spider | 2 | Species | Taxom | | Amaurobiidae Thorell, 1870 | Amaurobiids | 2 | Species | Taxom | | Chernetidae Menge, 1855 | | 1 | Species | Taxom | | Ammotrechidae Roewer, 1934 | Curve-faced solifugid | 2 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 9 | Species | Taxom | | Vaejovidae Thorell, 1876 | | 6 | Species | Taxom | | Cheiridiidae Hansen, 1893 | | 1 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 3 | Species | Taxom | | Liocranidae Simon, 1897 | Liocranid sac spiders | 2 | Species | Taxom | | Cyrtaucheniidae Simon, 1892 | Cyrtaucheiid spiders | 0 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 11 | Species | Taxom | | Ascidae Oudemans, 1905 | | 0 | Species | Taxom | | Ereynetidae Schrank, 1776 | | 1 | Species | Taxom | | Tenuipalpidae Berlese, 1913 | False spider mites | 4 | Species | Taxom | | Caeculidae Berlese, 1883 | Rake-legged mites | 1 | Species | Taxom | | Carabodidae Koch, 1837 | | 1 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 9 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 1 | Species | Taxom | | Pholcidae (C. L. Koch, 1851) | Carpenter spider | 3 | Species | Taxom | | Amblyommidae Banks, 1907 | | 2 | Species | Taxom | | Gnaphosidae (Pocock, 1898) | Flat-bellied ground spiders | 8 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 3 | Species | Taxom | | Tetranychidae Donnadieu, 1875 | Spider mites | 14 | Species | Taxom | | Eremobatidae Kraepelin, 1899 | | 14 | Species | Taxom | | Oonopidae Simon, 1890 | Dwarf Cell Spiders | 1 | Species | Taxom | | Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 0 | Species | Taxom | | Trombiculidae Ewing, 1929 | Chigger mites | 0 | Species | Taxom | | Phytoseiidae Berlese, 1916 | Phytoseiid mites | 4 | Species | Taxom | | Galumnidae Jacot, 1925 | | 1 | Species | Taxom | | Neobisiidae Chamberlin, 1930 | | 3 | Species | Taxom | | Hadruridae Stahnke, 1974 | | 3 | Species | Taxom | | Laelapidae Berlese, 1892 | | 1 | Species | Taxom | | Leeuwenhoekiidae Womersley, 1944 | Chigger mites | 0 | Species | Taxom | | Sparassidae Bertkau, 1872 | Giant crab spiders | 3 | Species | Taxom | | Anyphaenidae Bertkau, 1878 | Anyphaenid sac spiders | 1 | Species | Taxom | | Histiostomatidae Berlese, 1897 | | 1 | Species | Taxom | | Homalonychidae Simon, 1893 | Dusty desert spiders | 1 | Species | Taxom | | Hubbardiidae Cook, 1899 | Hubbardiid shorttailed whipscorpions | 1 | Species | Taxom | | Ixodidae C. L. Koch, 1844 | Hard Tick | 1 | Species | Taxom | | Unionicolidae Oudemans, 1909 | | 0 | Species | Taxom | | Filistatidae Ausserer, 1867 | Crevice weaver | 3 | Species | Taxom | | Leptonetidae Simon, 1890 | Cave spiders | 0 | Species | Taxom | | Sicariidae Keyserling, 1880 | Brown recluse spiders | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 6 | Species | Taxom | | Menthidae J.C. Chamberlin, 1930 | | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 2 | Species | Taxom | | Camerobiidae (Southcott, 1957) | Stilt-legged mites | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 3 | Species | Taxom | | Uropodidae (Kramer, 1881) | | 0 | Species | Taxom | | Caponiidae Simon, 1890 | Caponiid spiders | 1 | Species | Taxom | | Oxyopidae Thorell, 1870 | Lynx spiders | 2 | Species | Taxom | | Cheliferidae Risso, 1826 | | 1 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 1 | Species | Taxom | | Parasitidae Oudemans, 1901 | Beetle Mites | 0 | Species | Taxom | | Phalangiidae Latreille, 1802 | Daddy-Long-Legs | 1 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 1 | Species | Taxom | | Philodromidae Thorell, 1870 | False crab spiders | 5 | Species | Taxom | | Plectreuridae Simon, 1893 | Plectreurid spider | 0 | Species | Taxom | | Melicharidae Hirschmann, 1962 | | 0 | Species | Taxom | | Garypinidae Daday, 1888 | | 1 | Species | Taxom | | Raphignathidae Kramer, 1877 | | 0 | Species | Taxom | | Eupalopsellidae Willmann, 1952 | | 0 | Species | Taxom | | Phalangodidae Simon, 1879 | | 1 | Species | Taxom | | Syringophilidae Lavoipierre, 1953 | Quill mites | 1 | Species | Taxom | | Tarsonemidae Kramer, 1877 | Tarsonemid mites | 2 | Species | Taxom | | Mideopsidae Koenike, 1910 | | 1 | Species | Taxom | | Acaridae Latreille, 1802 | Acarid mites | 1 | Species | Taxom |
Genera for Riverside County
133 Genera with 159 Species #ABCDEGHIKLMNOPRSTUVXZ
| Aculops Keifer, 1972 | | 1 | Species | Taxom | | Albiorix J. C. Chambe..., 1930 | | 1 | Species | Taxom | | Aliatypus Smith, 1974 | | 2 | Species | Taxom | | Amaurobius Koch, 1919 | | 1 | Species | Taxom | | Americhernes Muchmore, 1821 | | 1 | Species | Taxom | | Ammotrechula Roewer, 1934 | | 1 | Species | Taxom | | Anelosimus Simon, 1850 | Social cobweb spiders | 1 | Species | Taxom | | Anuroctonus Pocock, 2004 | | 2 | Species | Taxom | | Apocheiridium Chamberlin, 1932 | | 1 | Species | Taxom | | Apochinomma Pavesi, 1896 | | 1 | Species | Taxom | | Apostenus Westring, 2005 | | 1 | Species | Taxom | Aptostichus Simon, 1891 | | 0 | Species | Taxom | | Araneus Clerck, 1758 | Angulate & roundshouldered orbweavers | 2 | Species | Taxom | | Argiope Audouin, 1775 | Garden orbweavers | 2 | Species | Taxom | Asca von Heyden, 1826 | | 0 | Species | Taxom | | Boydaia Womersley, 1948 | | 1 | Species | Taxom | | Branchia Muma, 1951 | | 1 | Species | Taxom | | Brevipalpus Donnadieu, 1949 | | 4 | Species | Taxom | | Caeculus Dufour, 1899 | | 1 | Species | Taxom | | Carabodes Koch, 1914 | | 1 | Species | Taxom | | Castianeira Keyserling, 1886 | Ant-Mimic Sac Spiders | 1 | Species | Taxom | | Chalcoscirtus Bertkau, 1896 | | 1 | Species | Taxom | | Cheiracanthium C. L. Koch, 1864 | Longlegged sac spiders | 1 | Species | Taxom | | Crossopriza Simon, 1867 | | 1 | Species | Taxom | | Cyclosa Menge, 1772 | Three-lobed Spiders | 1 | Species | Taxom | | Dermacentor Koch, 1908 | Dog Ticks | 2 | Species | Taxom | Dolichotetranychus Sayed, 1938 | | 0 | Species | Taxom | | Drassyllus Chamberlin, 1922 | | 1 | Species | Taxom | | Dysdera Latreille, 2001 | | 3 | Species | Taxom | | Enoplognatha Pavesi, 1758 | | 1 | Species | Taxom | | Eotetranychus Oudemans, 1917 | | 1 | Species | Taxom | | Eremobates Banks, 1988 | | 5 | Species | Taxom | | Eremochelis Roewer, 1951 | | 3 | Species | Taxom | | Eremocosta Roewer, 1934 | | 1 | Species | Taxom | | Eremorhax Roewer, 1888 | | 2 | Species | Taxom | | Escaphiella Platnick & D..., 1924 | | 1 | Species | Taxom | Eurybunus Banks, 1893 | Desert Harvestmen | 0 | Species | Taxom | Euschoengastia Ewing, 1938 | | 0 | Species | Taxom | Euschoengastoides Loomis, 1954 | | 0 | Species | Taxom | | Euseius De Leon, 1985 | | 2 | Species | Taxom | | Galendromus Muma, 1951 | | 1 | Species | Taxom | | Galumna Heyden, 1906 | | 1 | Species | Taxom | | Globocreagris Curcic, 1952 | | 1 | Species | Taxom | | Habronattus F. O. P.-Cam..., 1979 | Paradise Spiders | 3 | Species | Taxom | | Hadrurus Thorell, 1970 | Giant hairy scorpions | 3 | Species | Taxom | | Haemogamasus Berlese, 1903 | | 1 | Species | Taxom | Hannemania Oudemans, 1911 | | 0 | Species | Taxom | | Haplodrassus Chamberlin, 1839 | | 1 | Species | Taxom | | Hemerotrecha Banks, 2008 | | 3 | Species | Taxom | | Herpyllus Hentz, 1928 | | 1 | Species | Taxom | | Heteropoda Latreille, 1767 | | 1 | Species | Taxom | | Hibana Brescovit, 1919 | | 1 | Species | Taxom | | Histiostoma Kramer, 2001 | | 1 | Species | Taxom | | Holocnemus Simon, 1763 | | 1 | Species | Taxom | | Homalonychus Marx, 1924 | | 1 | Species | Taxom | | Hubbardia Cook, 1899 | | 1 | Species | Taxom | Hypoaspis Canestrini, 1884 | Predatory mite | 0 | Species | Taxom | Hyponeocula Vercammen-Gr..., 1960 | | 0 | Species | Taxom | | Isopedella Hirst, 1993 | | 1 | Species | Taxom | | Ixodes Latreille, 1938 | | 1 | Species | Taxom | Koenikea Wolcott, 1900 | | 0 | Species | Taxom | | Kukulcania Lehtinen, 1935 | | 3 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 2 | Species | Taxom | | Latrodectus Walckenaer, 1775 | Black widow spider | 2 | Species | Taxom | Leptoneta Simon, 1872 | | 0 | Species | Taxom | | Loxosceles Heineken & Lowe, 1973 | Brown spiders | 1 | Species | Taxom | | Mecaphesa Simon, 1877 | | 3 | Species | Taxom | | Menemerus Simon, 1831 | | 1 | Species | Taxom | | Menthus J. C. Chambe..., 1930 | | 1 | Species | Taxom | | Metacyrba F. O. P.-Cam..., 1846 | | 1 | Species | Taxom | | Metepeira F. O. P.-Cam..., 1942 | | 2 | Species | Taxom | | Microbisium Chamberlin, 1895 | | 1 | Species | Taxom | | Microcreagris Balzan, 1930 | | 1 | Species | Taxom | | Microneta Menge, 1841 | | 1 | Species | Taxom | Microtrombicula Ewing, 1950 | | 0 | Species | Taxom | | Misumena Latreille, 1758 | Flower crab spiders | 1 | Species | Taxom | Misumenops F. O. P.-Cam..., 1900 | | 0 | Species | Taxom | | Neoanagraphis Gertsch & Mu..., 1941 | | 1 | Species | Taxom | | Neophyllobius Berlese, 1955 | | 1 | Species | Taxom | | Nephila Leach, 1799 | Banana spiders | 1 | Species | Taxom | | Oligonychus Berlese, 1919 | | 6 | Species | Taxom | | Olios Walckenaer, 1884 | | 1 | Species | Taxom | Oodinychus Berlese, 1918 | | 0 | Species | Taxom | | Orthonops Chamberlin, 1995 | | 1 | Species | Taxom | | Oxyopes Latreille, 1845 | Lynx Spiders | 1 | Species | Taxom | | Parachelifer J. C. Chambe..., 1878 | | 1 | Species | Taxom | | Paraplonobia Wainstein, 1964 | | 1 | Species | Taxom | | Pardosa C. L. Koch, 1887 | Thin-legged Wolf Spider | 1 | Species | Taxom | | Paruroctonus Werner, 1966 | | 2 | Species | Taxom | Pergamasus Berlese, 1903 | | 0 | Species | Taxom | | Petrobia Murray, 1909 | | 1 | Species | Taxom | | Peucetia Thorell, 1832 | | 1 | Species | Taxom | | Phalangium Linnaeus, 1761 | | 1 | Species | Taxom | | Phantyna Chamberlin, 1924 | | 1 | Species | Taxom | | Phidippus C. L. Koch, 1901 | | 1 | Species | Taxom | | Philodromus Walckenaer, 1826 | Running Crab Spider | 2 | Species | Taxom | | Pholcus Walckenaer, 1775 | | 1 | Species | Taxom | | Phytoseiulus Evans, 1957 | | 1 | Species | Taxom | | Platnickina Kocak & Kemal, 1802 | | 1 | Species | Taxom | | Platytetranychus Oudemans, 1936 | | 1 | Species | Taxom | Plectreurys Simon, 1893 | | 0 | Species | Taxom | | Poecilopachys Simon, 1833 | | 1 | Species | Taxom | | Poltys C. L. Koch, 2006 | | 1 | Species | Taxom | Proctolaelaps Berlese, 1923 | | 0 | Species | Taxom | | Pseudobryobia McGregor, 1926 | | 1 | Species | Taxom | | Pseudogarypinus Beier, 1980 | | 1 | Species | Taxom | Raphignathus Dugès, 1834 | | 0 | Species | Taxom | | Salticus Latreille, 1757 | Zebra Spider | 1 | Species | Taxom | Saniosulus Summers, 1960 | | 0 | Species | Taxom | | Sassacus Peckham & Pe..., 1894 | | 1 | Species | Taxom | | Schizotetranychus Trägårdh, 1955 | | 1 | Species | Taxom | | Scopoides Platnick, 1924 | | 1 | Species | Taxom | | Scotinotylus Simon, 1947 | | 1 | Species | Taxom | | Scotophaeus Simon, 1871 | | 1 | Species | Taxom | | Serradigitus Stahnke, 1972 | Sawfinger Scorpions | 1 | Species | Taxom | | Sitalcina Banks, 1942 | | 1 | Species | Taxom | | Smeringurus Haradon, 1957 | | 1 | Species | Taxom | | Steatoda Sundevall, 1802 | False black widows | 2 | Species | Taxom | | Syringophiloidus Kethley, 2016 | | 1 | Species | Taxom | | Tarsonemus Canestrini &..., 1912 | | 2 | Species | Taxom | | Tetragnatha Latreille, 1878 | Four-jawed spider | 2 | Species | Taxom | | Tetranychus Dufour, 1919 | | 2 | Species | Taxom | | Thanatus C. L. Koch, 1870 | | 1 | Species | Taxom | | Theridion Walckenaer, 1870 | Tangle-Web Spiders | 2 | Species | Taxom | | Tibellus Simon, 1897 | Slender Crab Spider | 2 | Species | Taxom | | Tiramideopsis Cook, 1998 | | 1 | Species | Taxom | | Trachelas L. Koch, 1935 | Running Spider | 1 | Species | Taxom | | Urozelotes Mello-Leitao, 1872 | | 1 | Species | Taxom | Vaejovis Koch, 1836 | | 0 | Species | Taxom | | Viedebanttia Oudemans, 1984 | | 1 | Species | Taxom | | Xysticus Koch, 1880 | Ground Crab Spider | 2 | Species | Taxom | | Zanomys Chamberlin, 1904 | | 1 | Species | Taxom | | Zelotes Gistel, 1866 | | 2 | Species | Taxom |
Species list for Riverside County
159 Species and 1 Subspecies | Aculops fuchsiae Keifer, 1972 | Fuchsia gall mite | | Albiorix parvidentatus Chamberlin, 1930 | Argus desertsnail | | Aliatypus plutonis Coyle, 1974 | | | Aliatypus torridus Coyle, 1974 | | | Amaurobius latescens Ralph Vary C..., 1919 | | | Americhernes oblongus Say, 1821 | | | Ammotrechula wasbaueri Roewer, 1934 | | | Anelosimus studiosus (Nicholas Mar..., 1850) | ⇒ Anelosimus fraternus Agnarsson, 2006 | | Anuroctonus phaiodactylus Wood, 1863 | Swollenstinger Scorpion | | Anuroctonus pococki Soleglad & Fet, 2004 | California swollenstinger scorpion | | Apocheiridium (Apocheiridium) inexpectum Chamberlin, 1932 | | | Apochinomma formica Eugène Simon, 1896 | | | Apostenus californicus Ubick & Vetter, 2005 | | | Araneus angulatus Clerck, 1758 | Colletid bees | | Araneus diadematus Clerck, 1758 | Cross orbweaver | | Argiope aurantia Lucas, 1833 | American garden spider | | Argiope trifasciata Forsskål, 1775 | Banded Argiope | | Boydaia (Boydaia) sturni Boyd, 1948 | | | Branchia potens Muma, 1951 | | | Brevipalpus californicus Banks, 1904 | Bunch mite | | Brevipalpus keiferi Pritchard & ..., 1958 | | | Brevipalpus lewisi McGregor, 1949 | Citrus flat mite | | Brevipalpus pini Baker, 1949 | | | Caeculus americanus Banks, 1899 | | | Carabodes scymnus Hull, 1914 | | | Castianeira micaria Eugène Simon, 1886 | | | Chalcoscirtus diminutus (Richard C. B..., 1896) | ⇒ Corythalia diminuta Banks, 1896 | | Cheiracanthium mildei L. Koch, 1864 | North Yellow Sac Spider | | Crossopriza lyoni Blackwall, 1867 | Box spiders | | Cyclosa conica Pallas, 1772 | Conical Trashline Orbweaver | | Dermacentor (Americentor) albipictus Packard, 1869 | Elk tick | | Dermacentor andersoni Stiles, 1908 | Paralysis tick | | Drassyllus orgilus (Chamberlin, 1922) | ⇒ Drassyllus dromeus Chamberlin, 1922 | | 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 willamettei McGregor, 1917 | Willamette mite | | Eremobates bajaensis Muma, 1986 | | | Eremobates icenogelei Brookhart & ..., 2004 | | | Eremobates icenoglei Brookhart & ..., 2004 | | | Eremobates palpisetulosus Fichter, 1941 | | | Eremobates scopulatellus Muma & Brook..., 1988 | | | Eremochelis andreasana Muma, 1962 | | | Eremochelis kastoni Rowland, 1974 | | | Eremochelis morrisi Muma, 1951 | | | Eremocosta titania Roewer, 1934 | | | Eremorhax joshui Brookhart & ..., 1987 | | | Eremorhax magnus Hancock, 1888 | | | Escaphiella hespera Ralph Vary C..., 1924 | | | Euseius hibisci Chant, 1959 | | | Euseius tularensis Congdon, 1985 | | | Galendromus (Galendromus) occidentalis Nesbitt, 1951 | Western predatory mite | | Galumna turgida Banks, 1906 | | | Globocreagris nigrescens Chamberlin, 1952 | | | Habronattus conjunctus Banks, 1898 | | | Habronattus signatus Richard C. B..., 1900 | | | Habronattus ustulatus Griswold, 1979 | | | Hadrurus arizonensis Ewing, 1928 | Arizona Desert hairy scorpion | | Hadrurus hirsutus Wood, 1863 | | | Hadrurus obscurus Williams, 1970 | Hawaii lady's nightcap | | Haemogamasus pontiger Berlese, 1903 | | | Haplodrassus signifer (C. L. Koch, 1839) | ⇒ Haplodrassus pugnans Simon, 1880 | | Hemerotrecha californica Banks, 1899 | | | Hemerotrecha jacintoana Muma, 1962 | | | Hemerotrecha prenticei Brookhart & ..., 2008 | | | Herpyllus hesperolus Chamberlin, 1928 | | | Heteropoda venatoria (Linnaeus, 1767) | ⇒ Heteropoda simplex Jäger & Ono, 2000 | | Hibana incursa Ralph Vary C..., 1919 | | | Histiostoma (Histiostoma) heriades Fain & Pauly, 2001 | | | Holocnemus pluchei Scopoli, 1763 | Daddy long-legs spider | | Homalonychus theologus Chamberlin, 1924 | | | Hubbardia pentapeltis Cook, 1899 | Pygmy talussnail | | Isopedella gibsandi Hirst, 1993 | | | Ixodes jellisoni Cooley & Kohls, 1938 | | | Kukulcania arizonica Ralph Vary C..., 1935 | Arizona black hole spider | | Kukulcania hibernalis Hentz, 1842 | Crevice weaver | | Kukulcania utahana Ralph Vary C..., 1935 | | | Larinioides cornutus Clerck, 1758 | Furrow orb spider | | Larinioides sclopetarius (Clerck, 1758) | ⇒ Larinioides sericatus Clerck, 1757 | | Latrodectus hesperus Chamberlin &..., 1935 | Western black widow | | Latrodectus mactans (Fabricius, 1775) | ⇒ Latrodectus tredecimguttatus Rossi, 1790 | | Loxosceles deserta Gertsch, 1973 | Desert recluse | | Mecaphesa deserti Schick, 1965 | | | Mecaphesa importuna Eugen von Ke..., 1881 | | | Mecaphesa lepida Tord Tamerla..., 1877 | | | Menemerus bivittatus Dufour, 1831 | Gray wall jumper | | Menthus californicus Chamberlin, 1930 | Argus desertsnail | | Metacyrba taeniola Nicholas Mar..., 1846 | | | Metepeira grandiosa Ralph Vary C..., 1941 | | | Metepeira ventura Ralph Vary C..., 1942 | | | Microbisium parvulum Banks, 1895 | | | Microcreagris thermophila Chamberlin, 1930 | Argus desertsnail | | Microneta viaria Blackwall, 1841 | | | Misumena vatia Clerck, 1758 | Crab Spider | | Neoanagraphis pearcei Gertsch, 1941 | | | Neophyllobius lombardinii (Summers & Sc..., 1955) | ⇒ Tycherobius lombardinii Summers & Sc..., 1955 | | Nephila edulis Labillardière, 1799 | Australian Golden Orb Weaver | | Oligonychus (Oligonychus) milleri McGregor, 1950 | Pine spider mite | | Oligonychus (Oligonychus) ununguis Jacobi, 1905 | Common conifer spider mite | | Oligonychus (Reckiella) pratensis Banks, 1912 | Banks grass mite | | Oligonychus (Wainsteiniella) subnudus McGregor, 1950 | | | Oligonychus platani McGregor, 1950 | | | Oligonychus stickneyi McGregor, 1919 | Yellowish spider mite | | Olios giganteus Eugen von Ke..., 1884 | Giant Crab Spider | | Orthonops icenoglei Norman I. Pl..., 1995 | | | Oxyopes salticus Hentz, 1845 | Lynx spider | | Parachelifer scabriculus Simon, 1878 | | | Paraplonobia euphorbiae Tuttle, Baker, 1964 | | | Pardosa californica Eugen von Ke..., 1887 | Littleleaf minerslettuce | | Paruroctonus borregoensis Williams, 1972 | | | Paruroctonus luteolus Gertsch & So..., 1966 | Goldendwarf sand scorpion | | Petrobia (Tetranychina) harti Ewing, 1909 | Oxalis red spider mite | | Peucetia viridans Hentz, 1832 | Green Lynx Spider | | Phalangium opilio Linnaeus, 1761 | Brown daddy-long-legs | | Phantyna mulegensis Ralph Vary C..., 1924 | | | Phidippus californicus Peckham & Pe..., 1901 | | | Philodromus dispar Walckenaer, 1826 | | | Philodromus rufus (Walckenaer, 1826) | ⇒ Philodromus albidus Wladislaus K..., 1911 | | Pholcus phalangioides (Fuesslin, 1775) | ⇒ Smeringopus pallidus Blackwall, 1858 | | Phytoseiulus persimilis Athias-Henriot, 1957 | Chilean predatory mite | | Platnickina tincta Walckenaer, 1802 | | | Platytetranychus libocedri McGregor, 1936 | Shorthorn decorator crab | | Poecilopachys australasia Griffith & P..., 1833 | Two-spined Spider | | Poltys grayi Smith, 2006 | | | Pseudobryobia drummondi Ewing, 1926 | Creosotebush spider mite | | Pseudogarypinus cooperi Muchmore, 1980 | Lapland rosebay | | Salticus scenicus (Clerck, 1757) | ⇒ Salticus cingulatus Panzer, 1797 | | Sassacus vitis Cockerell, 1894 | Jumping spiders | | Schizotetranychus parasemus Pritchard & ..., 1955 | | | Scopoides naturalisticus Chamberlin, 1924 | | | Scotinotylus majesticus Ralph Vary C..., 1947 | | | Scotophaeus blackwalli (Thorell, 1871) | ⇒ Scotophaeus peninsularis Carl Friedri..., 1928 | | Serradigitus joshuaensis ♰ Soleglad, 1972 | | | Sitalcina lobata Goodnight & ..., 1942 | | | Smeringurus mesaensis Stahnke, 1957 | Dune scorpion | | Steatoda grossa C. L. Koch, 1838 | Brown house spider | | Steatoda triangulosa Walckenaer, 1802 | Triangulate bud spider | | Syringophiloidus auduboni Skoracki, Sp..., 2016 | | | Tarsonemus (Tarsonemus) apis Rennie, 1921 | | | Tarsonemus (Tarsonemus) waitei Banks, 1912 | Mite | | Tetragnatha nitens (Audouin, 1826) | ⇒ Tetragnatha boydi Octavius Pic..., 1898 | | Tetragnatha trichodes trichodes Thorell, 1878 | | | Tetranychus (Tetranychus) urticae C. L. Koch, 1836 | Carmine spider mite | | Tetranychus pacificus McGregor, 1919 | Pacific mite | | Thanatus vulgaris Simon, 1870 | European running crab spider | | Theridion aeolium Herbert Walt..., 1963 | | | Theridion mystaceum Koch, 1870 | | | Tibellus oblongus (Walckenaer, 1802) | ⇒ Tibellus maritimus Menge, 1875 | | Tibellus paraguensis Eugène Simon, 1897 | | | Tiramideopsis (Mamideopsis) lictus Harvey, 1998 | | | Trachelas pacificus Ralph Vary C..., 1935 | | | Urozelotes rusticus L. Koch, 1872 | Spider | | Viedebanttia diamanus Fain & Schwan, 1984 | | | Xysticus lassanus Ralph Vary C..., 1925 | | | Xysticus locuples Eugen von Ke..., 1880 | | | Zanomys californica Richard C. B..., 1904 | | | Zelotes laetus Octavius Pic..., 1872 | Ground spider | | Zelotes tenuis (Carl Ludwig ..., 1866) | ⇒ Zelotes fulvaster Eugène Simon, 1878 |
Subnodes of Arachnida with occurrences in Riverside 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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