Insects › Leaf Beetles
Saint John's Wort Beetle
Chrysolina hyperici
28 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Bronze BeetleChrysolina bankii
Japanese BeetlePopillia japonica
cow parsley leaf beetleChrysolina oricalcia
Rosemary BeetleChrysolina americana
Chrysolina varians
Chrysolina marginata
greater St. John's wort beetleChrysolina quadrigemina
Dogbane Leaf BeetleChrysochus auratus
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 3,668 |
|---|---|
| Alaska | 2,295 |
| Canada | 1,244 |
| Oregon | 636 |
| Ontario | 486 |
| Washington | 292 |
| British Columbia | 268 |
| New York | 217 |
| Quebec | 196 |
| France | 153 |
Counts show where people looked, not only where it lives.
Traits
Physical
- MetamorphosisUndergoes dramatic body transformation during developmentFrom its classification
- ExoskeletonHas a hard external skeletonFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Arthropods · Arthropoda |
| Class | Insects · Insecta |
| Order | Beetles · Coleoptera |
| Family | Leaf Beetles · Chrysomelidae |
| Genus | Chrysolina |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Saint John's Wort Beetle with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.