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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Medford (Middlesex County, Massachusetts, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		8
9
8		Families
Genera
Species		 
Taxom
 


List of families for Medford (Middlesex County Massachusetts)
8 Families width 8 Species
Agelenidae C. L. Koch, 1837Agelenid Spiders1SpeciesTaxom
Gnaphosidae (Pocock, 1898)Flat-bellied ground spiders2SpeciesTaxom
Ixodidae (C. L. Koch, 1844)Hard Tick1SpeciesTaxom
Linyphiidae Blackwall, 1859Dwarf spiders0SpeciesTaxom
Unionicolidae Oudemans, 19091SpeciesTaxom
Corinnidae Karsch, 1880Ant-like Sac Spiders1SpeciesTaxom
Salticidae Blackwall, 1842Jumping Spider1SpeciesTaxom
Thomisidae Sundevall, 1833Crab Spider1SpeciesTaxom


Genera for Medford (Middlesex County Massachusetts)
9 Genera with 8 Species
Agelenopsis Giebel, 1846American grass spiders1SpeciesTaxom
Drassyllus Chamberlin, 18901SpeciesTaxom
Haplodrassus Chamberlin, 18391SpeciesTaxom
Ixodes Latreille, 18691SpeciesTaxom
Metopobactrus Simon, 1884
0SpeciesTaxom
Najadicola Piersig, 18951SpeciesTaxom
Phrurotimpus Chamberlin &..., 19111SpeciesTaxom
Tutelina Simon, 18911SpeciesTaxom
Xysticus Koch, 1965Ground Crab Spider1SpeciesTaxom


Species list for Medford (Middlesex County Massachusetts)
8 Species
Agelenopsis potteri John Blackwall, 1846Potter'S Grass Spider
Drassyllus depressus Emerton, 1890
Haplodrassus signifer (C. L. Koch, 1839)⇒ Haplodrassus pugnans Simon, 1880
Ixodes cookei (Packard, 1869)⇒ Ixodes conepati Cooley & Kohls, 1943
Najadicola ingens Koenike, 1895
Phrurotimpus borealis James Henry ..., 1911Greater Ant-Mimic Corinne Spider
Tutelina harti Peckham, 1891Hart'S Jumping Spider
Xysticus alboniger Turnbull, Ch..., 1965Deepwater cat shark

Subnodes of Arachnida with occurrences in Medford (Middlesex County Massachusetts)
SubclassMicrura
Ehrenberg, 1831
8
9
8		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