(Cribellate Orb-weavers)

The spider family Uloboridae, commonly known as Cribellate Orb-weavers, have been sighted 23 times by contributing members. Based on collected data, the geographic range for Uloboridae includes 9 countries and 5 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 23 confirmed sightings of Uloboridae (Cribellate Orb-weavers), with the most recent sighting submitted on January 11, 2019 by Spider ID member mr-l7. The detailed statistics below may not utilize the complete dataset of 23 sightings because of certain Uloboridae sightings reporting incomplete data.

  • Web: 65% of the time, Uloboridae spiders are sighted in a spider web (Sample size: 23)
  • Sex:¬†2 female and 2 male.
  • Environment:¬†Uloboridae has been sighted 18 times outdoors, and 6 times indoors.
  • Outdoors: Man-made structure (3). Low foliage (9). High foliage (3). Ground layer (3).

Location and Range

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

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


Uloboridae has been primarily sighted during the month of March.

  • January: 3
  • February:
  • March: 6
  • April: 1
  • May: 3
  • June: 4
  • 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) - 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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