Annulated Longhorn vs Black-Headed Blister Beetle
Side-by-side species comparison
| Attribute | Annulated Longhorn | Black-Headed Blister Beetle |
|---|---|---|
| Scientific Name | Chloridolum annulare | Epicauta pennsylvanica |
| Order | Coleoptera | Coleoptera |
| Family | Cerambycidae | Meloidae |
| Size | 16-24 mm | 10-18 mm |
| Habitat | Forests | Grasslands |
| Diet | Pollen Feeders | Parasitoids |
| Regions | Southern China, northern Vietnam | North America |
| Conservation | Least Concern | Least Concern |
Annulated Longhorn
A slender metallic green longhorn with distinctive dark rings on the antennae, giving it its common name. Found in subtropical forests of southern China and northern Vietnam. Adults are diurnal flower visitors.
Did You Know?
The alternating dark and pale antennal segments serve as a species-recognition signal during courtship.
Black-Headed Blister Beetle
An entirely black blister beetle common across eastern North America, often seen in large groups on goldenrod in autumn. Its larvae are parasitoids of grasshopper eggs.
Did You Know?
Larvae go through hypermetamorphosis, changing dramatically in form across five different larval stages.