Vegetable Caterpillar vs Treble-bar Planthopper

Side-by-side species comparison

Attribute Vegetable Caterpillar Treble-bar Planthopper
Scientific Name Ophiocordyceps robertsii Issus coleoptratus
Order Lepidoptera Hemiptera
Family Hepialidae Issidae
Size 50-100 mm (caterpillar plus fungal stalk) 5-7 mm
Habitat Underground Underground
Diet Fungus Feeders Sap Feeders
Regions Oceania (New Zealand) Europe, North Africa
Conservation Least Concern Least Concern

Vegetable Caterpillar

The host of this relationship is the caterpillar of the native moth Aenetus virescens, parasitized by the endemic Cordyceps fungus. The fungus invades and mummifies the caterpillar underground, then sends a fruiting body to the surface. It was known to Maori as awhato.

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Did You Know?

Maori prized the vegetable caterpillar as a pigment source, grinding the fungus-caterpillar combination to produce a blue-black tattoo ink.

Treble-bar Planthopper

A stout brown planthopper found on ivy and other climbing plants in Europe. Its nymphs possess interlocking leg gears for synchronized jumping.

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Did You Know?

Its nymphs are the first organisms discovered to use mechanical gear teeth for locomotion.