Bug Identifier
Trapdoor spider
Community identification

Trapdoor spider

Ummidia spp.

Order & Family
Araneae, Halonoproctidae
Size
10 to 30 mm in body length, depending on the species and sex.
See this bug in the Encyclopedia

Natural Habitat

Typically found in burrows within loose soil, gardens, and woodland floors, often hidden by a camouflaged lid composed of soil and silk.

Diet & Feeding

Carnivorous; primarily feeds on insects and other small invertebrates that wander near the burrow entrance.

Behavior Patterns

Nocturnal ambush predators that live most of their lives in silk-lined underground burrows; males are often seen wandering in the open during mating season while females remain in their burrows.

Risks & Benefits

Generally harmless to humans; while they can bite if provoked, their venom is not considered medically significant. Benefit the ecosystem by controlling insect populations.