Japanese Luehdorfia vs Lana'i Sandalwood Moth

Side-by-side species comparison

Attribute Japanese Luehdorfia Lana'i Sandalwood Moth
Scientific Name Luehdorfia japonica Iliahia pahulu
Order Lepidoptera Lepidoptera
Family Papilionidae Gracillariidae
Size 45-55 mm wingspan 5-8 mm wingspan
Habitat Woodlands Deserts & Drylands
Diet Herbivores Herbivores
Regions Japan (Honshu) Oceania
Conservation Near Threatened Critically Endangered

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.

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Did You Know?

Called 'gifu-cho' (Gifu butterfly) in Japanese and considered a symbol of spring in Japanese culture.

Lana'i Sandalwood Moth

A critically endangered moth discovered in 2026, known only from a small grove of roughly 30 sandalwood trees on the island of Lanai. Its larvae mine sandalwood leaves.

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Did You Know?

This moth is known from just one grove of 30 trees — if those sandalwood trees disappear, this entire species vanishes with them.