Black house spider

Fact Box Species: Badumna insignis (JS) Note: This species is difficult to distinguish from B. longinqua Previous species name: Ixeuticus robustus Family: Desidae formerly Amaurobiidae Body length: female: 17 mm male: 8 mm Habitat: In a web built into crevices in walls; also found under loose tree bark but the entrance always has webbing visible before the bark is lifted Toxicity: Uncertain; may cause mild illness

The web Spiderlings & eggs A different species? Under female

This spider is often called the black house spider or window spider because it frequently builds webs in the crevices around doors and windows. Note that it does not normally establish itself inside buildings. It is said to be a favourite food of the white-tailed spider, Lampona murina.

Spider(s) with a very similar appearance: Badumna longinqua.