Lesser Grain Borer vs Macleay's Spectre Stick Insect Longhorn

Side-by-side species comparison

Attribute Lesser Grain Borer Macleay's Spectre Stick Insect Longhorn
Scientific Name Rhyzopertha dominica Penthea vermicularis
Order Coleoptera Coleoptera
Family Bostrichidae Cerambycidae
Size 2-3 mm 20-30 mm body length
Habitat Gardens Woodlands
Diet Seed Feeders Wood Feeders
Regions Worldwide tropical and subtropical regions Australia
Conservation Not Evaluated Least Concern

Lesser Grain Borer

A cylindrical dark brown beetle that bores into whole grain kernels, reducing them to powder. It is especially destructive in warm tropical grain stores.

💡

Did You Know?

It produces a distinctive sweet, musty odor that can taint infested grain.

Macleay's Spectre Stick Insect Longhorn

A slender longhorn beetle with mottled grey-brown bark-like camouflage patterning. It is found on dead wood in eucalypt forests of eastern Australia.

💡

Did You Know?

Its bark-like coloring makes it virtually invisible when resting on dead tree trunks.