Bug FAQHammond's Chafer
Polyphylla hammondi · Order: Coleoptera · Family: Scarabaeidae
Also called: Hammond's Lined June Beetle
Adults are about 25 to 36 mm long and show very little striping or mottling, with colour that varies widely. They occur across much of Canada, the United States and Mexico, and are native to Central and North America.
Source: Wikipedia
How to recognize it
The beetle’s colour is highly variable and it lacks distinct stripes or mottled patterns.
Source: Wikipedia
Size
Adults measure roughly 24.8 to 35.5 mm in length (about 1 to 1.4 in).
Source: Wikipedia
Where it lives
It has been recorded in many Canadian provinces, numerous U.S. states, and several Mexican states.
Source: Wikipedia
Where it comes from
The species is native to Central America and North America.
Source: Wikipedia
Where it is found in the US
Recorded in 21 of 51 states and DC. Most records: Arizona, New Mexico, Texas, Oklahoma, Nebraska, Colorado, Kansas, Arkansas.
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
Same family (Scarabaeidae)
Japanese BeetlePopillia japonicaDamages trees, gardens or crops
Common Green June BeetleCotinis nitidaDamages trees, gardens or crops
Phyllophaga crinitaPhyllophaga crinitaDamages trees, gardens or crops
European Rose ChaferCetonia aurata
Mediterranean Spotted ChaferOxythyrea funestaDamages trees, gardens or crops
Oriental BeetleExomala orientalisDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Polyphylla_hammondi
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-24 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-24.