Bug FAQBerosus pantherinus
Berosus pantherinus · Order: Coleoptera · Family: Hydrophilidae
Berosus pantherinus is a hydrophilid beetle that lives in the United States. Each wing cover of this beetle shows ten dark spots.
Source: Wikipedia
How to recognize it
The beetle has ten dark spots on each elytron.
Source: Wikipedia
Where it comes from
It is native to the United States.
Source: Wikipedia
Where it is found in the US
Recorded in 24 of 51 states and DC. Most records: Kansas, Texas, Oklahoma, Louisiana, Ohio, Kentucky, Illinois, Indiana.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in United States. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
How can I identify Berosus pantherinus?
Look for ten dark spots on each elytron of the beetle.
Source: Wikipedia
Same family (Hydrophilidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Berosus_pantherinus
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-26 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-26.