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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Pleasant Valley (Bucks County, Pennsylvania, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
6
9
10
Families
Genera
Species
 
Taxom
 


List of families for Pleasant Valley (Bucks County)
6 Families width 10 Species
Gnaphosidae Pocock, 1898Flat-bellied ground spiders1SpeciesTaxom
Dysderidae C. L. Koch, 1837Dysderid spiders1SpeciesTaxom
Hahniidae Bertkau, 1878Dwarf sheet spiders1SpeciesTaxom
Lycosidae (Lehtinen & H..., 1979)Ground Spiders5SpeciesTaxom
Linyphiidae Blackwall, 1859Dwarf spiders1SpeciesTaxom
Thomisidae Sundevall, 1833Crab Spider1SpeciesTaxom


Genera for Pleasant Valley (Bucks County)
9 Genera with 10 Species
Drassyllus Chamberlin, 18901SpeciesTaxom
Dysdera Latreille, 19101SpeciesTaxom
Neoantistea Gertsch, 18871SpeciesTaxom
Pardosa C. L. Koch, 1844Thin-legged Wolf Spider2SpeciesTaxom
Piratula Roewer, 18851SpeciesTaxom
Schizocosa Chamberlin, 19511SpeciesTaxom
Tennesseellum Petrunkevitch, 18821SpeciesTaxom
Trochosa C. L. Koch, 17781SpeciesTaxom
Xysticus Koch, 1880Ground Crab Spider1SpeciesTaxom


Species list for Pleasant Valley (Bucks County)
10 Species
Drassyllus depressus Emerton, 1890
Dysdera nomada Eugène Simon, 1910Stocky cerith
Neoantistea agilis Keyserling, 1887
Pardosa distincta (John Blackwall, 1846)⇒ Pardosa hyperborea Thorell, 1872
Pardosa saxatilis Nicholas Mar..., 1844
Piratula minuta James Henry ..., 1885
Schizocosa crassipalpata Carl Friedri..., 1951San Diego bird's-foot trefoil
Tennesseellum formica James Henry ..., 1882
Trochosa ruricola (De Geer, 1778)⇒ Trochosa hispanica Eugène Simon, 1870
Xysticus triguttatus Keyserling, 1880Three-banded Crab Spider

Subnodes of Arachnida with occurrences in Pleasant Valley (Bucks County)
SubclassMicrura
Ehrenberg, 1831
6
9
10
Families
Genera
Species

Taxom



Arachnida (Lamarck 1801)
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