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Checklist for Class Arachnida Lamarck, 1801 (Arachnids)
and region Steens Mountain (Harney County, Oregon, USA)


Class
 		Arachnida
Lamarck, 1801
Arachnids		4
4
4		Families
Genera
Species		 
Taxom
 


List of families for Steens Mountain
4 Families width 4 Species
Geogarypidae Chamberlin, 19301SpeciesTaxom
Glycyphagidae De Geer, 17781SpeciesTaxom
Myobiidae Megnin, 18771SpeciesTaxom
Theridiidae (Sundevall, 1833)Cobweb And Widow Spiders1SpeciesTaxom


Genera for Steens Mountain
4 Genera with 4 Species
Geogarypus J. C. Chambe..., 19811SpeciesTaxom
Orycteroxenus Zachvatkin, 19791SpeciesTaxom
Protomyobia Ewing, 19881SpeciesTaxom
Steatoda Sundevall, 1778False black widows1SpeciesTaxom


Species list for Steens Mountain
4 Species
Geogarypus rhantus Harvey, 1981
Orycteroxenus merriami Lukoschus, K..., 1979
Protomyobia (Protomyobia) oregonensis Lukoschus, G..., 1988
Steatoda albomaculata (De Geer, 1778)⇒ Chrysso albomaculata O. P.-Cambridge, 1882

Subnodes of Arachnida with occurrences in Steens Mountain
SubclassDromopoda
Shultz, 1990
1
1
1		Family
Genus
Species
Taxom

SubclassMicrura
Ehrenberg, 1831
3
3
3		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