Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Twin Lakes (Santa Cruz County, California, USA)
List of families for Twin Lakes (California)
16 Families width 21 Species | Lycosidae (Lehtinen & H..., 1979) | Ground Spiders | 3 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 3 | Species | Taxom | | Erythraeidae Oudemans, 1902 | | 0 | Species | Taxom | | Johnstonianidae Thor, 1935 | | 1 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 6 | Species | Taxom | | Ologamasidae Ryke, 1962 | | 1 | Species | Taxom | | Laelapidae Berlese, 1892 | | 0 | Species | Taxom | | Lebertiidae Thor, 1900 | | 0 | Species | Taxom | | Cocceupodidae Jesionowska, 2010 | | 0 | Species | Taxom | | Salticidae (Blackwall, 1842) | Jumping Spider | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 3 | Species | Taxom | | Tengellidae Dahl, 1908 | Tengellid spiders | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 1 | Species | Taxom | | Polyaspididae Berlese, 1913 | | 0 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 1 | Species | Taxom | | Xenillidae Woolley & Hi..., 1966 | | 0 | Species | Taxom |
Genera for Twin Lakes (California)
24 Genera with 21 Species #ABCDGHLMPSTUWX
| Alopecosa Simon, 1758 | Fox spiders | 1 | Species | Taxom | | Araneus Clerck, 1872 | Angulate & roundshouldered orbweavers | 2 | Species | Taxom | Balaustium von Heyden, 1826 | Concrete Mites | 0 | Species | Taxom | | Centrotrombidium Kramer, 1957 | | 1 | Species | Taxom | | Cyclosa Menge, 1887 | Three-lobed Spiders | 1 | Species | Taxom | | Drassyllus Chamberlin, 1922 | | 1 | Species | Taxom | | Gamasiphis Berlese, 1913 | | 1 | Species | Taxom | | Gnaphosa Latreille, 1866 | | 2 | Species | Taxom | Hypoaspis Canestrini, 1884 | Predatory mite | 0 | Species | Taxom | Lebertia Neuman, 1880 | | 0 | Species | Taxom | Linopodes Koch, 1835 | | 0 | Species | Taxom | | Micaria Westring, 1831 | | 2 | Species | Taxom | | Myrmarachne MacLeay, 1980 | Antmimicking spider | 1 | Species | Taxom | | Pardosa C. L. Koch, 1877 | Thin-legged Wolf Spider | 1 | Species | Taxom | | Pirata Sundevall, 1757 | Pirate wolf spiders | 1 | Species | Taxom | | Pityohyphantes Simon, 1943 | Hammock Spiders | 1 | Species | Taxom | | Sergiolus Simon, 1890 | | 1 | Species | Taxom | | Sisicottus Bishop & Crosby, 1999 | | 1 | Species | Taxom | | Socalchemmis Platnick & U..., 1919 | | 1 | Species | Taxom | | Tetragnatha Latreille, 1850 | Four-jawed spider | 1 | Species | Taxom | Trachytes Michael, 1894 | | 0 | Species | Taxom | | Utivarachna Kishida, 2001 | | 1 | Species | Taxom | | Walckenaeria Blackwall, 1882 | | 1 | Species | Taxom | Xenillus Robineau-Des..., 1839 | | 0 | Species | Taxom |
Species list for Twin Lakes (California)
21 Species | Alopecosa aculeata Clerck, 1758 | | | Araneus nordmanni Thorell, 1870 | Nordmann'S Orbweaver | | Araneus saevus L. Koch, 1872 | Fierce Orbweaver | | Centrotrombidium culicoides Vercammen-Gr..., 1957 | | | Cyclosa psylla Thorell, 1887 | | | Drassyllus orgilus (Chamberlin, 1922) | ⇒ Drassyllus dromeus Chamberlin, 1922 | | Gamasiphis gamasellus Berlese, 1913 | | | Gnaphosa brumalis Tord Tamerla..., 1875 | | | Gnaphosa muscorum (Carl Ludwig ..., 1866) | ⇒ Gnaphosa similis KulczyÅ„ski, 1926 | | Micaria constricta (Emerton, 1894) | ⇒ Micaria formicaria Sundevall, 1831 | | Micaria pulicaria Sundevall, 1831 | Glossy ant spider | | Myrmarachne platypalpus (Bradoo, 1980) | ⇒ Myrmarachne platypalpa Bradoo, 1980 | | Pardosa sternalis (Tord Tamerla..., 1877) | ⇒ Pardosa coloradensis Richard C. B..., 1894 | | Pirata piraticus (Clerck, 1757) | ⇒ Trebacosa marxi Witmer Stone, 1890 | | Pityohyphantes subarcticus Ralph Vary C..., 1943 | Maricopa harvester ant | | Sergiolus montanus Emerton, 1890 | | | Sisicottus panopeus FrantiÅ¡ek M..., 1999 | | | Socalchemmis dolichopus Ralph Vary C..., 1919 | | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers | | Utivarachna ichneumon Christa L. D..., 2001 | | | Walckenaeria castanea James Henry ..., 1882 | |
Subnodes of Arachnida with occurrences in Twin Lakes (California)
 | | 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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