Bordered Rose Sawfly vs Lana'i Sandalwood Moth

Side-by-side species comparison

Attribute Bordered Rose Sawfly Lana'i Sandalwood Moth
Scientific Name Arge cyanocrocea Iliahia pahulu
Order Hymenoptera Lepidoptera
Family Argidae Gracillariidae
Size 7-10 mm 5-8 mm wingspan
Habitat Underground Deserts & Drylands
Diet Herbivores Herbivores
Regions Europe Oceania
Conservation Least Concern Critically Endangered

Bordered Rose Sawfly

A compact sawfly with a striking combination of an orange body and metallic blue-black wings. Larvae are green with orange heads and feed on rose leaves.

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Did You Know?

This species is sometimes confused with its relative Arge ochropus, but can be distinguished by its blue-tinged rather than purple-tinged wings.

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.