Great Mullein Weevil vs Titan Longhorn Beetle

Side-by-side species comparison

Attribute Great Mullein Weevil Titan Longhorn Beetle
Scientific Name Cionus thapsus Phoracantha tricuspis
Order Coleoptera Coleoptera
Family Curculionidae Cerambycidae
Size 3-4.5 mm 18-28 mm body length
Habitat Grasslands Forests
Diet Herbivores Wood Feeders
Regions Europe Australia
Conservation Least Concern Least Concern

Great Mullein Weevil

A small rounded weevil found exclusively on great mullein plants. Similar to the figwort weevil but associated with different host plants. Larvae are external feeders in mucous cocoons.

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Did You Know?

Each larva lives inside its own slimy mucous cocoon attached to the mullein leaf surface.

Titan Longhorn Beetle

A large longhorn beetle with brown coloring and three-pronged elytral spines at the tips. It attacks drought-stressed eucalyptus trees.

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Did You Know?

Like its relative P. semipunctata, it has also spread to eucalyptus plantations on other continents.