Bug FAQSegestria pacifica
Segestria pacifica · Order: Araneae · Family: Segestriidae
Segestria pacifica is a medium-large brown spider with large, black, shiny chelicerae.
Source: Wikipedia
How to recognize it
The spider is brown and medium-large, and its chelicerae are large, black, and shiny.
Source: Wikipedia
Where it comes from
Its native range includes the western United States and British Columbia.
Source: Wikipedia
Where it is found in the US
Recorded in 3 of 51 states and DC. Most records: Washington, California, Oregon.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
What does Segestria pacifica look like?
It is a brown, medium-large spider with large, black, shiny mouthparts (chelicerae).
Source: Wikipedia
Same family (Segestriidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Segestria_pacifica
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-28 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-28.