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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Grayson County (Texas, USA)


Class
 
Arachnida
Lamarck, 1801
Arachnids
9
10
7
Families
Genera
Species
 
Taxom
 


List of families for Grayson County (Texas)
9 Families width 7 Species
Dictynidae O. P-Cambridge, 1871Dictynid spiders1SpeciesTaxom
Theridiidae Sundevall, 1833Cobweb And Widow Spiders0SpeciesTaxom
Corinnidae Karsch, 1880Ant-like Sac Spiders0SpeciesTaxom
Laelapidae Berlese, 18921SpeciesTaxom
Salticidae Blackwall, 1842Jumping Spider0SpeciesTaxom
Linyphiidae Blackwall, 1859Dwarf spiders3SpeciesTaxom
Neobisiidae Chamberlin, 19301SpeciesTaxom
Acaridae Latreille, 1802Acarid mites0SpeciesTaxom
Trombiculidae Ewing, 1929Chigger mites1SpeciesTaxom


Genera for Grayson County (Texas)
10 Genera with 7 Species
Archaeodictyna Caporiacco, 18711SpeciesTaxom
Dipoena Thorell, 1869
0SpeciesTaxom
Iridonyssus Raven, 2015
0SpeciesTaxom
Ljunghia Oudemans, 19911SpeciesTaxom
Maratus Karsch, 1878
Peacock spiders0SpeciesTaxom
Mermessus O. P.-Cambridge, 18922SpeciesTaxom
Microbisium Chamberlin, 18951SpeciesTaxom
Sancassania Oudemans, 1916
0SpeciesTaxom
Traematosisis Bishop & Crosby, 19111SpeciesTaxom
Walchia Ewing, 19641SpeciesTaxom


Species list for Grayson County (Texas)
7 Species
Archaeodictyna ammophila Menge, 1871
Ljunghia aname Fain, 1991
Mermessus albulus Zorsch & Crosby, 1934
Mermessus maculatus Richard C. B..., 1892Sheet-web spiders
Microbisium parvulum Banks, 1895
Traematosisis bispinosus James Henry ..., 1911
Walchia (Wenia) isonychia Nadchatram &..., 1964

Subnodes of Arachnida with occurrences in Grayson County (Texas)
SubclassDromopoda
Shultz, 1990
1
1
1
Family
Genus
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