Japanese Horntail vs Japanese Luehdorfia
Side-by-side species comparison
| Attribute | Japanese Horntail | Japanese Luehdorfia |
|---|---|---|
| Scientific Name | Eriotremex formosanus | Luehdorfia japonica |
| Order | Hymenoptera | Lepidoptera |
| Family | Siricidae | Papilionidae |
| Size | 20-35 mm | 45-55 mm wingspan |
| Habitat | Woodlands | Woodlands |
| Diet | Wood Feeders | Herbivores |
| Regions | East Asia, Taiwan, introduced to southeastern United States | Japan (Honshu) |
| Conservation | Least Concern | Near Threatened |
Japanese Horntail
A large wood wasp with a robust reddish-brown body and dark wings. Native to East Asia, it attacks stressed and recently felled hardwood trees.
Did You Know?
This species was first detected in North America in 1974 and is one of the few tropical siricid wood wasps to establish invasive populations.
Japanese Luehdorfia
A rare spring-flying swallowtail butterfly endemic to Japan. Named 'spring goddess' in Japanese. Has declined severely due to habitat loss and deer browsing on its food plants.
Did You Know?
Called 'gifu-cho' (Gifu butterfly) in Japanese and considered a symbol of spring in Japanese culture.