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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Florence (Washington County, Pennsylvania, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
10
11
8
Families
Genera
Species
 
Taxom
 


List of families for Florence (Washington County Pennsylvania)
10 Families width 8 Species
Amaurobiidae Thorell, 1870Amaurobiids1SpeciesTaxom
Chthoniidae Daday, 18881SpeciesTaxom
Dysderidae C. L. Koch, 1837Dysderid spiders1SpeciesTaxom
Neobisiidae Chamberlin, 19301SpeciesTaxom
Parasitidae Oudemans, 1901Beetle Mites1SpeciesTaxom
Tanaupodidae Thor, 19351SpeciesTaxom
Tetranychidae Donnadieu, 1875Spider mites1SpeciesTaxom
Veigaiidae Oudemans, 19390SpeciesTaxom
Trombiculidae Ewing, 1929Chigger mites1SpeciesTaxom
Zerconidae Berlese, 18920SpeciesTaxom


Genera for Florence (Washington County Pennsylvania)
11 Genera with 8 Species
Amaurobius Koch, 18301SpeciesTaxom
Chthonius Koch, 17901SpeciesTaxom
Dysdera Latreille, 19101SpeciesTaxom
Microbisium Chamberlin, 18951SpeciesTaxom
Pergamasus Berlese, 1903
0SpeciesTaxom
Phorytocarpais Athias-Henriot, 19491SpeciesTaxom
Polydiscia Methlagl, 20031SpeciesTaxom
Tetranychus Dufour, 18361SpeciesTaxom
Veigaia Oudemans, 1905
0SpeciesTaxom
Walchia Ewing, 19641SpeciesTaxom
Zercon C.L.Koch, 1836
0SpeciesTaxom


Species list for Florence (Washington County Pennsylvania)
8 Species
Amaurobius ferox Walckenaer, 1830Black lace-weaver
Chthonius (Ephippiochthonius) tetrachelatus Preyssler, 1790Dimple-clawed Chthonid
Dysdera nomada Eugène Simon, 1910Stocky cerith
Microbisium parvulum Banks, 1895
Phorytocarpais hyalinus Willmann, 1949
Polydiscia deuterosminthurus Baquero, Mor..., 2003
Tetranychus (Tetranychus) urticae C. L. Koch, 1836Carmine spider mite
Walchia (Wenia) isonychia Nadchatram &..., 1964

Subnodes of Arachnida with occurrences in Florence (Washington County Pennsylvania)
SubclassDromopoda
Shultz, 1990
2
2
2
Families
Genera
Species

Taxom

SubclassMicrura
Ehrenberg, 1831
8
9
6
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