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Species Sergiolus columbianus

Strange spider to ID. - Sergiolus columbianus Ground Spider - Sergiolus columbianus Sergiolus? - Sergiolus columbianus Unknown Spider - Sergiolus columbianus Unknown Spider - Sergiolus columbianus Unknown Spider - Sergiolus columbianus Spider - Sergiolus columbianus Sergiolus columbianus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Gnaphosidae (Ground Spiders)
Genus Sergiolus
Species columbianus (Sergiolus columbianus)
Synonyms and other taxonomic changes

Poecilochroa columbiana
Size
Body length of female 7.5mm; body length of male 6mm.(1)
Identification
Male (ID confirmed by Rod Crawford):
Range
Vancouver Island to South Dakota, south to California and Arizona.(1)
Habitat
Have been collected in pine and oak forests; in chaparral, sage, pinyon pine, and juniper stands; in grass; under stones, boards, and beach drift; and in houses.(1)
Season
Mature males of S. columbianus have been taken from March to August, mature females from May to September and in December.(1)
Works Cited
1.Insects and Arachnids of Canada Part 19: The ground spiders of Canada and Alaska : Araneae: Gnaphosidae
Norman Platnick & Charles Dondale. 1992. Research Branch, Agriculture Canada, Publ. 1875: 1-297.