Cheiracanthium
(Long-legged Sac Spiders)

Cheiracanthium, commonly known as Long-legged Sac Spiders, is a genus of spiders in the family Cheiracanthiidae. Cheiracanthium spiders have been sighted 153 times by contributing members. Based on collected data, the geographic range for Cheiracanthium includes 9 countries and 30 states in the United States. Cheiracanthium is most often sighted indoors, and during the month of May.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Araneomorphae
  • Family: Cheiracanthiidae
  • Genus: Cheiracanthium

Common Name (AASMore information icon)

Long-legged Sac Spiders

Other Common Names

Yellow Sac Spiders, Prowling Spiders, Sac Spiders

Author

Carl Ludwig Koch, 1839

Sightings Overview

There have been 153 confirmed sightings of Cheiracanthium (Long-legged Sac Spiders), with the most recent sighting submitted on October 9, 2019 by Spider ID member tangledweb. The detailed statistics below may not utilize the complete dataset of 153 sightings because of certain Cheiracanthium sightings reporting incomplete data.

  • Web: 13% of the time, Cheiracanthium spiders are sighted in a spider web (Sample size: 130)
  • Sex: 11 female and 48 male.
  • Environment: Cheiracanthium has been sighted 15 times outdoors, and 116 times indoors.
  • Outdoors: Man-made structure (12). Ground layer (2). Under rock or debris (1).

Location and Range

Cheiracanthium (Long-legged Sac Spiders) has been sighted in the following countries: Austria, Canada, Czech Republic, Israel, Italy, Macedonia, Romania, Spain, United States.

Cheiracanthium has also been sighted in the following states: California, Colorado, Connecticut, Idaho, Illinois, Indiana, Kansas, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Oregon, Pennsylvania, South Dakota, Tennessee, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin.

Seasonality

Cheiracanthium has been primarily sighted during the month of May.

  • January: 11
  • February: 7
  • March: 15
  • April: 27
  • May: 56
  • June: 11
  • July: 2
  • August: 2
  • September: 11
  • October: 7
  • November:
  • December: 2

Additional Remarks

Cheiracanthium species are sometimes mistaken for “brown recluses” (Loxosceles reclusa) inside homes.

Cheiracanthium Species


Featured Pictures

Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Dorsal Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Ventral Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Dorsal Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Dorsal Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Male - Dorsal,Lateral Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Lateral Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Dorsal Enlarge Picture
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Picture of Cheiracanthium spp. (Long-legged Sac Spiders) - Male - Dorsal Enlarge Picture
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