Checklist for Class Arachnida Lamarck, 1801 (Arachnids) and region Twin Lakes (Sanders County, Montana, USA)
List of families for Twin Lakes (Sanders County) 11 Families width 22 Species | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 2 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 4 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 6 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 1 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 2 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 1 | Species | Taxom | | Tanaupodidae Thor, 1935 | | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 2 | Species | Taxom | | Theridiidae (Sundevall, 1833) | Cobweb And Widow Spiders | 1 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 1 | Species | Taxom |
Genera for Twin Lakes (Sanders County) 19 Genera with 22 Species | Alopecosa Simon, 1877 | Fox spiders | 1 | Species | Taxom | | Araneus Clerck, 1872 | Angulate & roundshouldered orbweavers | 2 | Species | Taxom | | Arctosa C. L. Koch, 1885 | Bear Spiders | 1 | Species | Taxom | | Callilepis Westring, 1896 | | 1 | Species | Taxom | | Dictyna Sundevall, 1915 | | 1 | Species | Taxom | | Dysdera Latreille, 2001 | | 1 | Species | Taxom | | Gnaphosa Latreille, 1939 | | 1 | Species | Taxom | | Larinioides Caporiacco, 1758 | Furrow spiders | 1 | Species | Taxom | | Micaria Westring, 1831 | | 2 | Species | Taxom | | Misumena Latreille, 1758 | Flower crab spiders | 1 | Species | Taxom | | Pityohyphantes Simon, 1942 | Hammock Spiders | 1 | Species | Taxom | | Polydiscia Methlagl, 2003 | | 1 | Species | Taxom | | Sergiolus Simon, 1890 | | 1 | Species | Taxom | | Tetragnatha Latreille, 1850 | Four-jawed spider | 2 | Species | Taxom | | Theridion Walckenaer, 1882 | Tangle-Web Spiders | 1 | Species | Taxom | | Utivarachna Kishida, 2001 | | 1 | Species | Taxom | | Xysticus Koch, 1934 | Ground Crab Spider | 1 | Species | Taxom | | Zelotes Gistel, 1955 | | 1 | Species | Taxom | | Zygiella F. O. P.-Cam..., 1964 | | 1 | Species | Taxom |
Species list for Twin Lakes (Sanders County) 22 Species | Alopecosa kochi Keyserling, 1877 | | | Araneus nordmanni Thorell, 1870 | Nordmann'S Orbweaver | | Araneus saevus L. Koch, 1872 | Fierce Orbweaver | | Arctosa raptor Wladislaus K..., 1885 | | | Callilepis pluto Nathan Banks, 1896 | | | Dictyna brevitarsa James Henry ..., 1915 | Florida sphagnum | | Dysdera pristiphora Carlo Pesarini, 2001 | | | Gnaphosa microps (Holm, 1939) | ⇒ Gnaphosa sticta KulczyÅ„ski, 1908 | | Larinioides cornutus Clerck, 1758 | Furrow orb spider | | Micaria aenea (Tord Tamerla..., 1871) | ⇒ Micaria formicaria Sundevall, 1831 | | Micaria pulicaria Sundevall, 1831 | Glossy ant spider | | Misumena vatia Clerck, 1758 | Crab Spider | | Pityohyphantes cristatus Ralph Vary C..., 1942 | | | Polydiscia deuterosminthurus Baquero, Mor..., 2003 | | | Sergiolus montanus Emerton, 1890 | | | Tetragnatha extensa (Linnaeus, 1758) | ⇒ Tetragnatha montana Simon, 1874 | | Tetragnatha laboriosa Hentz, 1850 | Longjawed orb weavers | | Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 | | Utivarachna ichneumon Christa L. D..., 2001 | | | Xysticus canadensis Willis J. Ge..., 1934 | | | Zelotes sula Lowrie & Ger..., 1955 | | | Zygiella nearctica Willis J. Ge..., 1964 | |
Subnodes of Arachnida with occurrences in Twin Lakes (Sanders 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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