Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Ithaca (Gratiot County, Michigan, USA)
List of families for Ithaca (Gratiot County)
10 Families width 12 Species | Agelenidae C. L. Koch, 1837 | Agelenid Spiders | 1 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 3 | Species | Taxom | | Glycyphagidae De Geer, 1778 | | 0 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 1 | Species | Taxom | | Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 2 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 1 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 1 | Species | Taxom | | Philodromidae Thorell, 1870 | False crab spiders | 1 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 1 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 1 | Species | Taxom |
Genera for Ithaca (Gratiot County)
11 Genera with 12 Species | Agelenopsis Giebel, 1843 | American grass spiders | 1 | Species | Taxom | | Castianeira Keyserling, 1847 | Ant-Mimic Sac Spiders | 1 | Species | Taxom | Dermacarus Haller, 1878 | | 0 | Species | Taxom | | Gladicosa Brady, 1837 | Sword Wolf Spiders | 1 | Species | Taxom | | Leiobunum C. L. Koch, 1821 | Daddy Long Leg Spiders | 2 | Species | Taxom | | Marpissa C. L. Koch, 1892 | | 1 | Species | Taxom | | Micaria Westring, 1988 | | 1 | Species | Taxom | | Philodromus Walckenaer, 1847 | Running Crab Spider | 1 | Species | Taxom | | Phrurotimpus Chamberlin &..., 1911 | | 2 | Species | Taxom | | Tetragnatha Latreille, 1903 | Four-jawed spider | 1 | Species | Taxom | | Xysticus Koch, 1880 | Ground Crab Spider | 1 | Species | Taxom |
Species list for Ithaca (Gratiot County)
12 Species | Agelenopsis pennsylvanica Carl Ludwig ..., 1843 | | | Castianeira longipalpa Nicholas Mar..., 1847 | | | Gladicosa gulosa Walckenaer, 1837 | Drumming Sword Wolf Spider | | Leiobunum ventricosum Wood, 1870 | | | Leiobunum vittatum Say, 1821 | Eastern Harvestman | | Marpissa formosa Richard C. B..., 1892 | Short-Bellied Slender Jumping Spider | | Micaria idana Norman I. Pl..., 1988 | | | Philodromus vulgaris Nicholas Mar..., 1847 | | | Phrurotimpus alarius (Nicholas Mar..., 1847) | ⇒ Phrurotimpus borealis James Henry ..., 1911 | | Phrurotimpus borealis James Henry ..., 1911 | Greater Ant-Mimic Corinne Spider | | Tetragnatha pallescens F. Octavius ..., 1903 | | | Xysticus punctatus Eugen von Ke..., 1880 | |
Subnodes of Arachnida with occurrences in Ithaca (Gratiot 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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