Xysticus
(Ground Crab Spiders)

Xysticus, commonly known as Ground Crab Spiders, is a genus of spiders in the family Thomisidae. Xysticus spiders have been sighted 118 times by contributing members. Based on collected data, the geographic range for Xysticus includes 7 countries and 33 states in the United States. Xysticus is most often sighted indoors, and during the month of May.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Araneomorphae
  • Family: Thomisidae
  • Genus: Xysticus

Common Name (AASMore information icon)

Ground Crab Spiders

Author

Sundevall,1833

Sightings Overview

There have been 118 confirmed sightings of Xysticus (Ground Crab Spiders), with the most recent sighting submitted on June 16, 2019 by Spider ID member t136highlander. The detailed statistics below may not utilize the complete dataset of 118 sightings because of certain Xysticus sightings reporting incomplete data.

  • Web: 7% of the time, Xysticus spiders are sighted in a spider web (Sample size: 118)
  • Sex: 4 female and 21 male.
  • Environment: Xysticus has been sighted 54 times outdoors, and 75 times indoors.
  • Outdoors: Man-made structure (20). On flower (3). Low foliage (7). High foliage (2). Ground layer (13). Under rock or debris (2). Freshwater river, lake, stream (2). Open field, pasture, grassland (2). Forest (3).

Location and Range

Xysticus (Ground Crab Spiders) has been sighted in the following countries: Canada, Portugal, Spain, Sweden, Switzerland, United Kingdom, United States.

Xysticus has also been sighted in the following states: Alabama, Arizona, Arkansas, California, Colorado, Florida, Georgia, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Jersey, New Mexico, New York, North Carolina, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Vermont, Virginia, Washington, West Virginia, Wisconsin.

Seasonality

Xysticus has been primarily sighted during the month of May.

  • January: 3
  • February: 7
  • March: 16
  • April: 16
  • May: 45
  • June: 9
  • July: 4
  • August: 1
  • September: 3
  • October: 8
  • November: 2
  • December: 4

Xysticus Species


Featured Pictures

Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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Picture of Xysticus spp. (Ground Crab Spiders) - Dorsal Enlarge Picture
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