Bug FAQZygoballus nervosus
Zygoballus nervosus · Order: Araneae · Family: Salticidae
Adult females measure 3 to 4 mm and males 2.5 to 4.5 mm in body length. The sides of the cephalothorax are almost vertical at the front and rounder toward the back, and the eye region covers about three-fifths of the cephalothorax, widest at the posterior lateral eyes. It lives in the eastern United States and Canada.
Source: Wikipedia
How to recognize it
The cephalothorax sides are nearly vertical in front and become more rounded toward the rear.
Source: Wikipedia
Size
Females are 3 to 4 mm long, while males range from 2.5 to 4.5 mm.
Source: Wikipedia
Where it is found in the US
Recorded in 24 of 51 states and DC. Most records: Florida, Illinois, Ohio, Oklahoma, Louisiana, Georgia, Alabama, Minnesota.
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
Same family (Salticidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Zygoballus_nervosus
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.