(Cribellate Orb-weavers)

The spider family Uloboridae, commonly known as Cribellate Orb-weavers, have been sighted 31 times by contributing members. Based on collected data, the geographic range for Uloboridae includes 12 countries and 7 states in the United States. Uloboridae is most often sighted outdoors, and during the month of March.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Araneomorphae
  • Family: Uloboridae

Other Common Names

Cribellate Orb-weavers, Hackled Orb-weavers


Thorell, 1869

Sightings Overview

There have been 31 confirmed sightings of Uloboridae (Cribellate Orb-weavers), with the most recent sighting submitted on June 2, 2019 by Spider ID member jukkaduei. The detailed statistics below may not utilize the complete dataset of 31 sightings because of certain Uloboridae sightings reporting incomplete data.

  • Web: 68% of the time, Uloboridae spiders are sighted in a spider web (Sample size: 31)
  • Sex:¬†2 female and 2 male.
  • Environment:¬†Uloboridae has been sighted 22 times outdoors, and 10 times indoors.
  • Outdoors: Man-made structure (6). Low foliage (9). High foliage (3). Ground layer (3). Under rock or debris (1).

Location and Range

Uloboridae (Cribellate Orb-weavers) has been sighted in the following countries: Australia, Bulgaria, Canada, India, Netherlands, Philippines, Puerto Rico, Singapore, South Africa, Spain, Thailand, United States.

Uloboridae has also been sighted in the following states: Alabama, California, Florida, Mississippi, Nevada, Ohio, Wisconsin.


Uloboridae has been primarily sighted during the month of March.

  • January: 3
  • February: 1
  • March: 8
  • April: 2
  • May: 6
  • June: 5
  • July:
  • August:
  • September: 1
  • October: 1
  • November:
  • December: 4

Genus: Hyptiotes (Triangle Web Spiders)

Genus: Uloborus

Genus: Zosis

Featured Pictures

Picture of Uloboridae (Cribellate Orb-weavers) - Dorsal Enlarge Picture
Picture of Uloboridae (Cribellate Orb-weavers) - Dorsal,Webs Enlarge Picture
Picture of Uloboridae (Cribellate Orb-weavers) - Lateral Enlarge Picture
Picture of Uloboridae (Cribellate Orb-weavers) - Dorsal,Webs,Prey Enlarge Picture
Picture of Uloboridae (Cribellate Orb-weavers) - Lateral Enlarge Picture
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