Grey House Spider

Identification and habitat

The grey house spider is an Australian species with a brown carapace and grey-brown, banded legs. It occupies a silk retreat from which a web extends into the surrounding space. The shelter and web are useful field observations, although neither alone establishes species identity.

Ecological interpretation

Its association with buildings and other sheltered structures is documented outside Hawaiʻi. That natural-history context helps interpret observations of the introduced Kauaʻi population, but it does not demonstrate that the island population is restricted to buildings. Local prey records, seasonal activity, and reproductive timing remain undocumented in the material reviewed.

Kauaʻi occurrence and evidence

Atlas occurrence category: Present. The Kauaʻi record is classified as “Present”. Its cited evidence source is iNaturalist Kauaʻi checklist.

Account coverage

Published species details have been added. A complete Kauaʻi-specific account of identification, habitat, feeding, reproduction, and population trend is not yet established by the sources linked here.

Names and classification

Scientific name

Badumna longinqua

Common names

Grey House Spider

Family

Desidae

Order

Araneae

Record type

species

Kauaʻi occurrence and status

Kauaʻi occurrence

Present

Origin

Introduced

Conservation status

Not assessed

Process and seasonal context

Seasonal description

Grey House Spider (Badumna longinqua) belongs to Desidae in the order Araneae. Its recorded origin status is introduced.

Sources and further reading

• iNaturalist Kauaʻi checklist
• Identification and habitat — species source
• Identification and habitat — species source
• Ecological interpretation — species source
• Ecological interpretation — species source