Western Banded Glowworm vs Helicopter Damselfly
Side-by-side species comparison
| Attribute | Western Banded Glowworm | Helicopter Damselfly |
|---|---|---|
| Scientific Name | Zarhipis integripennis | Megaloprepus caerulatus |
| Order | Coleoptera | Hemiptera |
| Family | Phengodidae | Pseudostigmatidae |
| Size | 15-30 mm (female), 8-12 mm (male) | 100 mm body, 190 mm wingspan |
| Habitat | Heathland | Forests |
| Diet | Predators | Predators |
| Regions | North America, Western United States | Central America, South America |
| Conservation | Least Concern | Near Threatened |
Western Banded Glowworm
A North American glowworm beetle where the larviform female produces rows of greenish-yellow bioluminescent spots along her body segments. Males are winged with elaborate feathery antennae.
Did You Know?
The glowing female looks like a miniature train at night, with paired lateral light organs resembling lit windows on a railcar.
Helicopter Damselfly
The largest damselfly in the world with a wingspan approaching 19 centimeters.
Did You Know?
It breeds exclusively in water-filled tree holes high in the forest canopy.