Micrathena gracilis
(Spined Micrathena)

Featured spider picture The spider species Micrathena gracilis, commonly known as Spined Micrathena, belongs to the genus Micrathena, in the family Araneidae. Micrathena gracilis spiders have been sighted 3 times by contributing members. Based on collected data, the geographic range for Micrathena gracilis includes 1 countries and 3 states in the United States. Micrathena gracilis is most often sighted outdoors, and during the month of September.

Taxonomic Hierarchy

  • Kingdom: Animalia
  • Phylum: Arthropoda
  • Class: Arachnida
  • Order: Araneae
  • Suborder: Araneomorphae
  • Family: Araneidae
  • Genus: Micrathena
  • Species: Micrathena gracilis

Common Name (AASMore information icon)

Spined Micrathena


(Walckenaer, 1842)

Primary Colors

Sightings Overview

There have been 3 confirmed sightings of Micrathena gracilis (Spined Micrathena), with the most recent sighting submitted on October 5, 2018 by Spider ID member rhodastevenson. The detailed statistics below may not utilize the complete dataset of 3 sightings because of certain Micrathena gracilis sightings reporting incomplete data.

  • Web: 100% of the time, Micrathena gracilis spiders are sighted in a spider web (Sample size: 3)
  • Sex: 1 female and 1 male.
  • Environment: Micrathena gracilis has been sighted 4 times outdoors, and 0 times indoors.
  • Outdoors: Man-made structure (1). Low foliage (1). High foliage (1). Forest (1).

Location and Range

Micrathena gracilis (Spined Micrathena) has been sighted in the following countries: United States.

Micrathena gracilis has also been sighted in the following states: Alabama, New York, North Carolina.


Micrathena gracilis has been primarily sighted during the month of September.

  • January:
  • February:
  • March:
  • April:
  • May: 1
  • June:
  • July:
  • August:
  • September: 1
  • October: 1
  • November:
  • December:

Featured Pictures

Picture of Micrathena gracilis (Spined Micrathena) - Lateral,Webs Enlarge Picture
Picture of Micrathena gracilis (Spined Micrathena) - Male - Dorsal,Webs Enlarge Picture
Picture of Micrathena gracilis (Spined Micrathena) - Female - Dorsal,Webs Enlarge Picture
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