Bug FAQHolostrophus bifasciatus
Holostrophus bifasciatus · Order: Coleoptera · Family: Tetratomidae
The beetle’s elytra are dark with four lighter-colored spots. It lives in North America and is the only Nearctic member of its subfamily with this quadrimaculate pattern.
Source: Wikipedia
How to recognize it
Its wing covers are generally dark and show four lighter spots.
Source: Wikipedia
Where it lives
It is found across North America.
Source: Wikipedia
Where it comes from
Its native range is North America.
Source: Wikipedia
Lookalikes
It is the only Nearctic species in the subfamily Eustrophinae with this four-spot elytral pattern, so there are no close look-alikes in the region.
Source: Wikipedia
Where it is found in the US
Recorded in 24 of 51 states and DC. Most records: Tennessee, Virginia, Indiana, Maryland, New Jersey, Kentucky, North Carolina, Kansas.
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 (Tetratomidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Holostrophus_bifasciatus
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.