Wide-horned Hissing Cockroach vs Boll's Wood Cockroach

Side-by-side species comparison

Attribute Wide-horned Hissing Cockroach Boll's Wood Cockroach
Scientific Name Gromphadorhina oblongonota Parcoblatta bolliana
Order Blattodea Blattodea
Family Blaberidae Ectobiidae
Size 50-70 mm 12-16 mm
Habitat Woodlands Woodlands
Diet Fruit Feeders Wood Feeders
Regions Madagascar Texas and the south-central United States
Conservation Not Evaluated Not Evaluated

Wide-horned Hissing Cockroach

A large Madagascan hissing cockroach with prominent wide pronotal bumps. It is often confused with G. portentosa but has a different horn shape.

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Did You Know?

Each individual produces a unique hiss pattern that other cockroaches can distinguish.

Boll's Wood Cockroach

A small native wood cockroach from the south-central United States. It lives under bark and in rotting logs in wooded areas.

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Did You Know?

It was named after the naturalist Jacob Boll, a Swiss-American who collected insects in Texas in the 1870s.