Bug FAQCalifornia Red Jumping Spider
Phidippus adumbratus · Order: Araneae · Family: Salticidae
The species name comes from a Latin word meaning secret or dark, a nod to its hazy dark pattern. It lives in California chaparral and oak-sycamore-chaparral woodlands from about 150 to 1,130 m elevation. It is also recorded in coastal sage scrub near San Diego and occurs in the United States and Mexico; the type specimen was collected in Los Angeles in 1934.
Source: Wikipedia
How to recognize it
The name derives from Latin for secret or dark, hinting at a hazy dark pattern.
Source: Wikipedia
Where it lives
In the U.S. it inhabits the California Floristic Province’s chaparral and oak-sycamore-chaparral woodlands between 500 and 3,700 ft. A 1999 spider survey found it in coastal sage scrub near San Diego.
Source: Wikipedia
Where it comes from
It is native to the United States and Mexico. The type specimen was collected in Los Angeles in 1934.
Source: Wikipedia
Lookalikes
Phidippus adumbratus belongs to the insignarius group of Phidippus spiders.
Source: Wikipedia
Where it is found in the US
Recorded in 3 of 51 states and DC. Most records: California, Texas, Colorado.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Same family (Salticidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Phidippus_adumbratus
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-23 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-23.