AnimalvsAnimal
Atrax robustus 54337827🕷️

Photo: Thomas Mesaglio · CC BY 4.0

SpeciesAraneaeAtracidae
Arthropods

🕷️Sydney funnel-web spider

Atrax robustus O.Pickard-Cambridge, 1877

The Sydney funnel-web spider is a species of venomous mygalomorph spider native to eastern Australia, usually found within a 100 km (62 mi) radius of Sydney. It is a member of a group of spiders known as Australian funnel-web spiders. Its bite is capable of causing serious illness or death in humans if left untreated.

Text: Wikipedia, CC BY-SA 4.0.

Videos
2
Photos
4
Measurements
1
Also called
Atrax robustus
Conservation status
Not evaluated

The IUCN Red List has not assessed Atrax robustus yet.

Key measurements
Body mass
not recorded
Body length
0.03 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
not recorded
All measurements ↓
Facts and figures

Everything we know about the Sydney funnel-web spider

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body length
0.03 maverage0.03–0.04 m · range across sexes
Other figures ↓

Species-level value synthesised as the mean of: female, male.

By sex

  • Female0.03 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Spider morphometric and foraging traits; Gray 2010
  • Female0.03 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010
  • Female0.01 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010
  • Female0.04 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010
  • Male0.02 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010
  • Male0.01 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010
  • Male0.03 mWorld Spider Trait DatabasePekar et al. 2021, Database 2021:baab064Lyons et al 2025 trait data; Gray 2010

average = a mean across sexes or species in a group.

Not recorded for Sydney funnel-web spider yet: body mass, shoulder height, top speed, bite force, maximum lifespan.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumArthropoda
  3. ›classArachnida
  4. ›orderAraneae
  5. ›familyAtracidae
  6. ›genusAtrax
  7. ›speciesAtrax robustus
Full lineage
  1. orderSpiders · Araneae
  2. suborderMygalomorphae
  3. familyHexathelidae
  4. genusAtrax
All 7 branches ↓
  1. kingdomMetazoa
  2. phylumArthropoda
  3. subphylumChelicerata
  4. orderSpiders · Araneae
  5. suborderMygalomorphae
  6. familyHexathelidae
  7. genusAtrax
More

More about the Sydney funnel-web spider

In other languages
Atrax robustus (it), Atrax robustus (es), Tragtspinder (da), Sydney-Trichternetzspinne (de), Atrax robustus (fr), Sidnijski dupljaš (hr) … and 19 more languages
More photos
Atrax robustus 54337827Atrax robustusAtrax robustus female detail
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Tree of life

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