Steatoda borealis

Featured spider picture The spider species Steatoda borealis belongs to the genus Steatoda, in the family Theridiidae. Steatoda borealis spiders have been sighted 44 times by contributing members. Based on collected data, the geographic range for Steatoda borealis includes 1 countries and 14 states in the United States. Steatoda borealis is most often sighted indoors, and during the month of May.

Taxonomic Hierarchy

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

Author

Nicholas Marcellus Hentz, 1850

Primary Colors


Sightings Overview

There have been 44 confirmed sightings of Steatoda borealis, with the most recent sighting submitted on January 13, 2019 by Spider ID member balloonythedino. The detailed statistics below may not utilize the complete dataset of 44 sightings because of certain Steatoda borealis sightings reporting incomplete data.

  • Web: 39% of the time, Steatoda borealis spiders are sighted in a spider web (Sample size: 44)
  • Sex: 4 female and 17 male.
  • Environment: Steatoda borealis has been sighted 11 times outdoors, and 33 times indoors.
  • Outdoors: Man-made structure (8). High foliage (1). Ground layer (1). Under rock or debris (1).

Location and Range

Steatoda borealis has been sighted in the following countries: United States.

Steatoda borealis has also been sighted in the following states: Alaska, Connecticut, Illinois, Indiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, New York, Pennsylvania, Wisconsin.

Seasonality

Steatoda borealis has been primarily sighted during the month of May.

  • January: 3
  • February: 1
  • March: 6
  • April: 6
  • May: 14
  • June: 2
  • July:
  • August:
  • September: 1
  • October: 6
  • November: 1
  • December: 4

Featured Pictures

Picture of Steatoda borealis - Male - Dorsal Enlarge Picture
1
Picture of Steatoda borealis - Male - Dorsal Enlarge Picture
2
Picture of Steatoda borealis - Male Enlarge Picture
3
Picture of Steatoda borealis - Male - Dorsal Enlarge Picture
4
Picture of Steatoda borealis - Female - Ventral Enlarge Picture
5
Picture of Steatoda borealis - Dorsal Enlarge Picture
6
Picture of Steatoda borealis - Male - Dorsal Enlarge Picture
7
Picture of Steatoda borealis - Male - Lateral Enlarge Picture
8
View All Pictures


Similar Species