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#4250 · 🕷️ spiders & kin

Triangulate Combfoot

🇳🇱 Huissteatoda ·Steatoda triangulosa

🕷️ Spiders & kin 📍 in the Netherlands
Triangulate Combfoot, photo 1 of 10
1/10 © Patrick Hacker · CC BY 4.0

what is it?

The triangulate cobweb spider (scientific name: Steatoda triangulosa ; also called the triangulate bud spider ) is a common house spider in the genus Steatoda . As the name indicates, it is well known for the triangle-shaped pattern on the dorsal side of its abdomen.

base stats

  • NL sightings 40iNaturalist, research grade
  • worldwide 45,164iNaturalist observations

Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).

fun facts

  • Spotted 40 times in the Netherlands on iNaturalist.
  • 45,164 observations worldwide on iNaturalist.
  • Scientifically named by Charles Athanase Walckenaer in 1802 (224 years ago).

fact sheet

English
Triangulate Combfoot
Nederlands
Huissteatoda
scientific name
Steatoda triangulosa
class
Arachnida
order
Araneae
family
Theridiidae
sightings in NL
40
sightings in Europe
10,314
sightings worldwide
45,164
GBIF records in NL
315
weight
—
length
—
lifespan
—
named
1802 by Charles Athanase Walckenaer

relatives· Theridiidae

Sources: iNaturalist taxon 81579, Wikidata Q1302233, GBIF 2157242, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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