Toadflax Stem Weevil vs Cromwell Chafer Beetle
Side-by-side species comparison
| Attribute | Toadflax Stem Weevil | Cromwell Chafer Beetle |
|---|---|---|
| Scientific Name | Mecinus janthinus | Prodontria lewisii |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Scarabaeidae |
| Size | 3-4 mm | 1-1.5 cm |
| Habitat | Grasslands | Deserts & Drylands |
| Diet | Herbivores | Herbivores |
| Regions | Europe | New Zealand |
| Conservation | Least Concern | Critically Endangered |
Toadflax Stem Weevil
A dark metallic blue-purple weevil that feeds on toadflax species. Successfully used as a biological control agent for invasive Dalmatian toadflax in North America.
Did You Know?
Released in North America as biological control, where it has successfully suppressed invasive Dalmatian toadflax.
Cromwell Chafer Beetle
A small chafer beetle endemic to a tiny area near Cromwell in Central Otago, New Zealand. Adults are nocturnal and feed on native grasses.
Did You Know?
Its entire habitat is protected within an 81-hectare reserve, one of the smallest nature reserves created for an insect.