Steatoda nobilis
(Noble False Widow)

Featured spider picture The spider species Steatoda nobilis, commonly known as Noble False Widow, belongs to the genus Steatoda, in the family Theridiidae. Steatoda nobilis spiders have been sighted 185 times by contributing members. Based on collected data, the geographic range for Steatoda nobilis includes 9 countries and 1 states in the United States. Steatoda nobilis is most often sighted outdoors, and during the month of October.

Taxonomic Hierarchy

Kingdom: Animalia
Phylum: Arthropoda
Class: Arachnida
Order: Araneae
Suborder: Araneomorphae
Family: Theridiidae
Genus: Steatoda
Species: Steatoda nobilis

Other Common Names

Noble False Widow, False Widow

Author

Tamerlan Thorell, 1875

Primary Colors

Sightings Overview

There have been 185 confirmed sightings of Steatoda nobilis (Noble False Widow), with the most recent sighting submitted on April 10, 2025 by Spider ID member andrew-sf. The detailed statistics below may not utilize the complete dataset of 185 sightings because of certain Steatoda nobilis sightings reporting incomplete data.

Web: 33% of the time, Steatoda nobilis spiders are sighted in a spider web (Sample size: 185)
Sex: 4 female and 23 male.
Environment: Steatoda nobilis has been sighted 107 times outdoors, and 82 times indoors.
Outdoors: Man-made structure (88). Low foliage (4). High foliage (1). Ground layer (6). Under rock or debris (7). Open field, pasture, grassland (1).

Location and Range

Steatoda nobilis (Noble False Widow) has been sighted in the following countries: Chile, Colombia, Ecuador, Ireland, Mexico, Portugal, Spain, United Kingdom, United States.

Steatoda nobilis has also been sighted in the following states: California.