Bug FAQMargarinotus brunneus
Margarinotus brunneus · Order: Coleoptera · Family: Histeridae
Margarinotus brunneus is a small beetle about 5.5 to 8.5 mm long. It has a shiny black body with distinct pronotal striae. The species occurs throughout most of Europe and has been introduced to eastern North America.
Source: Wikipedia
How to recognize it
The beetle’s body is shiny black.
Source: Wikipedia
Size
Adults measure roughly 5.5 to 8.5 mm in length.
Source: Wikipedia
Where it lives
It is found in most European countries. It has also been introduced to eastern parts of North America.
Source: Wikipedia
Where it comes from
The species is native to most of Europe.
Source: Wikipedia
Where it is found in the US
Recorded in 18 of 51 states and DC. Most records: New York, Michigan, Illinois, Pennsylvania, New Jersey, Massachusetts, Indiana, Wisconsin.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
Same family (Histeridae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Margarinotus_brunneus
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.