Larch Sawfly vs Japanese Genji Firefly
Side-by-side species comparison
| Attribute | Larch Sawfly | Japanese Genji Firefly |
|---|---|---|
| Scientific Name | Pristiphora erichsonii | Luciola cruciata |
| Order | Hymenoptera | Coleoptera |
| Family | Tenthredinidae | Lampyridae |
| Size | 8-12 mm (adult) | 12-18 mm |
| Habitat | Forests | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | North America, Europe | Japan |
| Conservation | Not Evaluated | Vulnerable |
Larch Sawfly
The most important defoliator of larch in North America. Periodic outbreaks can last for years and cause significant growth reduction.
Did You Know?
Indigenous peoples used outbreaks as a calendar marker, as they occurred with notable regularity.
Japanese Genji Firefly
An aquatic-larval firefly revered in Japanese culture, found near clean streams. It is one of the few fireflies whose larvae develop entirely in freshwater.
Did You Know?
Annual firefly-viewing festivals called hotarugari have been held in Japan for over a thousand years in honor of this species.