Bug FAQCommon Web-spider
Neoscona theisi · Order: Araneae · Family: Araneidae
Females grow up to about 11 mm long while males reach about 9 mm (0.43 in and 0.35 in). They spin an orb web and usually sit near the centre of it, and the genus is found across pantropical regions.
Source: Wikipedia
How to recognize it
The spider’s abdomen shows a lighter central line with darker coloration on the sides.
Source: Wikipedia
Size
Female Neoscona theisi can be as long as 11 mm (0.43 in). Males are slightly smaller, reaching up to 9 mm (0.35 in).
Source: Wikipedia
Where it lives
Neoscona species are distributed mainly in pantropical areas. They build orb webs and rest near the centre of the web.
Source: Wikipedia
Where it comes from
The genus Neoscona has a mostly pantropical distribution.
Source: Wikipedia
Lookalikes
A longitudinal groove on the carapace separates Neoscona from similar Araneus spiders.
Source: Wikipedia
Where it is found in the US
Recorded in 1 of 51 states and DC. Most records: Hawaii.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
How can I tell Neoscona theisi apart from similar spiders?
Look for a distinct longitudinal groove on the carapace; this feature is unique to Neoscona and not found on Araneus species.
Source: Wikipedia
What size are male and female Neoscona theisi?
Females can reach up to 11 mm in body length, while males grow up to about 9 mm.
Source: Wikipedia
Where does Neoscona theisi typically live?
It builds an orb web and stays near the centre, and the genus is found across pantropical regions.
Source: Wikipedia
Same family (Araneidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Neoscona_theisi
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-27 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-27.