Minute brown scavenger beetles

Definition

A common name for the beetle family Latridiidae, comprising tiny (usually 1–3 mm), cryptic beetles that feed on fungal spores, mold, and decaying plant matter in damp microhabitats. Members are characterized by their compact oval bodies, often with sculptured or punctured elytra, and clubbed antennae. They are frequently encountered in leaf litter, under bark, in compost, and in stored products where humidity promotes mold growth.

Etymology

Descriptive compound: 'minute' for their small size, 'brown' for typical coloration, and 'scavenger' for their detritivorous feeding habits on fungal and decaying organic material.

Example

Latridiidae such as Corticaria and Cartodere species are common in synanthropic habitats, where they may become nuisance pests in damp basements or moldy grain stores; in natural settings, they contribute to nutrient cycling by consuming spores of Deuteromycetes and other microfungi on decaying wood.

Synonyms

• plaster beetles
• fungus beetles (loose)

Related Terms

• Latridiidae
• mycophagy
• cryptic fauna
• stored-product entomology
• Coleoptera
• Detritivore
• Synanthropic

Usage Notes

The name is applied to the entire family Latridiidae, not a single species. 'Plaster beetles' is a narrower synonym referring specifically to species that colonize newly constructed buildings with damp plaster or wallpaper paste. Despite their common name, not all species are brown, and they are not true scavengers in the carnivore-originated sense but rather fungal grazers. Distinguished from other small brown beetles (e.g., Ptiliidae, Corylophidae) by their antennal club and elytral sculpture.