Flat Bugs

Aradidae

Classification

Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Hemiptera
Suborder: Heteroptera
Infraorder: Pentatomomorpha
Family: Aradidae

Pronunciation

How to pronounce Aradidae: /əˈrædɪˌdiː/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Images

Summary

Aradidae is a family of true bugs commonly known as flat bugs. They are characterized by their flattened bodies and are distributed worldwide, with a significant number of species in Australia. Most are associated with decaying wood and fungal feeding habits.

Physical Characteristics

Dorsoventrally flattened bodies averaging 3‒20 mm in length (most species ≤11 mm).

Identification Tips

Key to genera and common species available in regional guides; many species are found under bark or on fallen logs and have cryptic coloration.

Habitat

Temperate species typically found under the bark of dead trees; tropical species found in leaf litter or on fallen twigs and branches.

Distribution

Worldwide, with the highest diversity occurring in Australia.

Diet

Most species are thought to be mycophagous (fungus eating); some are attracted to the pheromones of bark beetles.

Ecosystem Role

Members of the family Aradidae play a role in the decomposition process by feeding on fungi.

Economic Impact

Generally of no economic importance.

Misconceptions

Due to their flattened bodies and cryptic nature, they may be mistaken for other flat-bodied insects or beetles.